CVE-2025-20252
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2025
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to trigger a memory leak, resulting in a denial of service (DoS) condition. This vulnerability is due to improper parsing of IKEv2 packets. An attacker could exploit this vulnerability by sending a continuous stream of crafted IKEv2 packets to an affected device. A successful exploit could allow the attacker to partially exhaust system memory, causing system instability like being unable to establish new IKEv2 VPN sessions. A manual reboot of the device is required to recover from this condition.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Cisco Adaptive Security Appliance (ASA) Software
- Vendor
- Cisco
- Product
- Cisco Adaptive Security Appliance (ASA) Software
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 9.8.4.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.17 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.25 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.20 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.22 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.26 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.29 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.32 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.33 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.34 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.35 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.39 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.40 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.41 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.43 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.44 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.45 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.46 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.8.4.48 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.3.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.3.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.3.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.3.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.8 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.18 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.24 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.26 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.29 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.30 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.35 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.37 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.38 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.39 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.40 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.41 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.47 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.48 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.50 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.52 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.54 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.55 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.56 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.58 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.62 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.65 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.4.67 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.1.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.1.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.1.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.1.19 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.1.30 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.2.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.2.8 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.2.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.2.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.3.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.3.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.3.11 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.3.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.3.18 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.3.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.4.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.4.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.4.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.4.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.4.14 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.4.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.4.17 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.4.22 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.4.23 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.14.4.24 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.1.28 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.2.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.2.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.2.11 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.2.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.2.14 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.3.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.3.14 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.3.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.3.19 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.3.23 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.14 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.18 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.19 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.27 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.38 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.39 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.42 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.48 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.55 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.57 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.61 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.62 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.67 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.70 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.71 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.76 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.82 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.11 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.20 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.30 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.33 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.39 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.45 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.17.1.46 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.1.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.2.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.2.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.2.8 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.3.39 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.3.46 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.3.53 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.3.55 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.3.56 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.8 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.22 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.24 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.29 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.34 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.40 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.47 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.50 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.52 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.53 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1.18 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1.22 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1.24 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1.27 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1.28 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1.31 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1.37 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.19.1.38 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.1.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.2.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.2.21 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.2.22 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.3.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.3.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.3.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.3.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.3.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.22.1.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.22.1.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.22.1.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.22.1.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.23.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
Cisco Firepower Threat Defense Software
- Vendor
- Cisco
- Product
- Cisco Firepower Threat Defense Software
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 6.2.3.16 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.2.3.17 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.2.3.18 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.6.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.6.0.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.6.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.6.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.6.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.6.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.6.5.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.6.5.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.6.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.6.7.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.6.7.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.11 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.14 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.16 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.17 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.18 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.0.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.1.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.2.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.6.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.6.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.6.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.1.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.1.0.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.1.0.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.1.0.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.0.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.4.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.5.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.5.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.8 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.8.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.3.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.3.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.3.1.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.3.1.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.1.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.2.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.2.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.7.0 | affected | Unavailable | Unavailable | Unavailable | None listed |