Improper Privilege Management in Cisco IOS XE - CVE-2023-20273
Published: October 23, 2023 / Updated: December 18, 2023
Vulnerability identifier: #VU82295
CSH Severity: High
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-20273
CWE-ID: CWE-269
Exploitation vector: Local access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerability details
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to improper privilege management in the web UI feature. A remote non-authenticated attacker can send a specially crafted HTTP request to the affected device and create an account with privilege level 15 access.
Note, the vulnerability is being actively exploited in the wild.
Affected software
Cisco IOS XE
How to mitigate CVE-2023-20273
Install update from vendor's website.
Cisco IOS XE - addressed in versions 16.12.10a, 17.3.8a, 17.6.6a, 17.9.4a