5.9
Medium
CVE-2026-20018 A vulnerability in the sftunnel functionality of Cisco Secure Firewall Management Center (FMC) Software and Cisco Secure…
Description
A vulnerability in the sftunnel functionality of Cisco Secure Firewall Management Center (FMC) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, remote attacker with administrative privileges to write arbitrary files as root on the underlying operating system. This vulnerability is due to insufficient validation of the directory path during file synchronization. An attacker could exploit this vulnerability by crafting a directory path outside of the expected file location. A successful exploit could allow the attacker to create or replace any file on the underlying operating system.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Cisco Secure Firewall Management Center (FMC) 7.7 | 7.7.0 → 7.7.10.1 | No fix stated |
| Cisco Secure Firewall Management Center (FMC) 7.6 | 7.6.0 → 7.6.2.1 | No fix stated |
| Cisco Secure Firewall Management Center (FMC) 7.4 | 7.4.0 → 7.4.3 | No fix stated |
| Cisco Secure Firewall Management Center (FMC) 7.3 | 7.3.0 → 7.3.1.2 | No fix stated |
| Cisco Secure Firewall Management Center (FMC) 7.2 | 7.2.0 → 7.2.10.2 | No fix stated |
| Cisco Secure Firewall Management Center (FMC) 7.1 | 7.1.0 → 7.1.0.3 | No fix stated |
| Cisco Secure Firewall Management Center (FMC) 7.0 | 7.0.0 → 7.0.8.1 | No fix stated |
| Cisco Secure Firewall Threat Defense (FTD) Software 7.7 | 7.7.0 → 7.7.10.1 | No fix stated |
| Cisco Secure Firewall Threat Defense (FTD) Software 7.6 | 7.6.0 → 7.6.2.1 | No fix stated |
Show the 5 other branches Hide the 5 other branches
| Product | Affected versions | Fixed in |
|---|---|---|
| Cisco Secure Firewall Threat Defense (FTD) Software 7.4 | 7.4.0 → 7.4.3 | No fix stated |
| Cisco Secure Firewall Threat Defense (FTD) Software 7.3 | 7.3.0 → 7.3.1.2 | No fix stated |
| Cisco Secure Firewall Threat Defense (FTD) Software 7.2 | 7.2.0 → 7.2.10.2 | No fix stated |
| Cisco Secure Firewall Threat Defense (FTD) Software 7.1 | 7.1.0 → 7.1.0.3 | No fix stated |
| Cisco Secure Firewall Threat Defense (FTD) Software 7.0 | 7.0.0 → 7.0.8.1 | No fix stated |
References
- cisco-sa-ftdfmc-dir-trav-wERgjhWq sec.cloudapps.cisco.com
Timeline
- Published
- Last modified
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