CVE-2023-20231

HIGH

Cisco IOS XE - Authenticated OS Command Injection via Web UI

Title source: llm
STIX 2.1

Description

A vulnerability in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker to perform an injection attack against an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted input to the web UI. A successful exploit could allow the attacker to execute arbitrary Cisco IOS XE Software CLI commands with level 15 privileges. Note: This vulnerability is exploitable only if the attacker obtains the credentials for a Lobby Ambassador account. This account is not configured by default.

Scores

CVSS v3 8.8
EPSS 0.0064
EPSS Percentile 70.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-78 CWE-20
Status published
Products (50)
cisco/ios_xe 16.12.4
cisco/ios_xe 16.12.4a
cisco/ios_xe 16.12.5
cisco/ios_xe 16.12.5a
cisco/ios_xe 16.12.5b
cisco/ios_xe 16.12.6
cisco/ios_xe 16.12.6a
cisco/ios_xe 16.12.7
cisco/ios_xe 16.12.8
cisco/ios_xe 16.12.9
... and 40 more
Published Sep 27, 2023
Tracked Since Feb 18, 2026