CVE-2026-20023
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
A vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, adjacent attacker to corrupt memory on an affected device, resulting in a denial of service (DoS) condition. This vulnerability is due to memory corruption when parsing OSPF protocol packets. An attacker could exploit this vulnerability by sending crafted OSPF packets to an affected device. A successful exploit could allow the attacker to cause memory corruption causing the affected device to reboot, resulting in a DoS 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 Secure Firewall Adaptive Security Appliance (ASA) Software
- Vendor
- Cisco
- Product
- Cisco Secure Firewall 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) |
|---|---|---|---|---|---|
| 9.12.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.1.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.1.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.2.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.2.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.2.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.12.3 | 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 |
| 9.12.2.1 | 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 |
| 9.16.1 | 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 |
| 9.16.4.19 | 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 |
| 9.16.4.84 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.16.4.85 | 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 |
| 9.18.4.57 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.66 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.67 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.18.4.68 | 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 |
| 9.19.1.42 | 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 |
| 9.20.3.16 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.4.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.4.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.20.4.14 | 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 |
| 9.22.2.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.22.2.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.22.2.14 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.23.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.23.1.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.23.1.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.23.1.19 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 9.23.1.22 | affected | Unavailable | Unavailable | Unavailable | None listed |
Cisco Secure Firewall Threat Defense (FTD) Software
- Vendor
- Cisco
- Product
- Cisco Secure Firewall Threat Defense (FTD) Software
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 6.4.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 6.4.0.8 | 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 |
| 7.0.8 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.0.8.1 | 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 |
| 7.2.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2.10.2 | 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 |
| 7.4.2.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.2.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6.2.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.7.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.7.10.1 | affected | Unavailable | Unavailable | Unavailable | None listed |