CVE-2026-20343
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)
Cisco Secure Firewall Management Center Software Information Disclosure and Disk Denial of Service Vulnerability
A vulnerability in a critical API for Cisco Secure FMC Software could allow an unauthenticated, remote attacker to download sensitive files and use unbounded disk space. This vulnerability exists because a critical API lacks authentication. An attacker could exploit this vulnerability by repeatedly invoking the API. A successful exploit could allow the attacker to download sensitive files that should be restricted and consume disk space so the device could become unresponsive, causing 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 Management Center (FMC)
- Vendor
- Cisco
- Product
- Cisco Secure Firewall Management Center (FMC)
- Platforms
- Unknown
- Default status
unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 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 |
| 7.4.0 | 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 |
| 7.3.1.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6.0 | 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 |
| 7.7.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.2.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.2.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.7.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6.2.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.7.10.1 | 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 |
| 7.6.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.7.11 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 10.0.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.7.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 10.0.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4.7 | affected | Unavailable | Unavailable | Unavailable | None listed |