CVE-2025-20265
Severity
10.0CRITICAL
EPSS
0.2%
top 54.76%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedAug 14
Description
A vulnerability in the RADIUS subsystem implementation of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to inject arbitrary shell commands that are executed by the device.
This vulnerability is due to a lack of proper handling of user input during the authentication phase. An attacker could exploit this vulnerability by sending crafted input when entering credentials that will be authenticated at the configured RADIUS server. A successful…
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HExploitability: 3.9 | Impact: 6.0
Affected Packages2 packages
🔴Vulnerability Details
2📋Vendor Advisories
1Cisco▶
Cisco Secure Firewall Management Center Software RADIUS Remote Code Execution Vulnerability↗2025-08-14