CVE-2019-12666

MEDIUM

Cisco IOS XE 16.4-16.6.4 - Authenticated Path Traversal via Guest Shell Commands

Title source: llm
STIX 2.1

Description

A vulnerability in the Guest Shell of Cisco IOS XE Software could allow an authenticated, local attacker to perform directory traversal on the base Linux operating system of Cisco IOS XE Software. The vulnerability is due to incomplete validation of certain commands. An attacker could exploit this vulnerability by first accessing the Guest Shell and then entering specific commands. A successful exploit could allow the attacker to execute arbitrary code on the base Linux operating system.

References (1)

Core 1
Core References

Scores

CVSS v3 6.7
EPSS 0.0114
EPSS Percentile 62.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-22
Status published
Products (2)
cisco/ios_xe 16.11.1
cisco/ios_xe 16.4 - 16.6.5
Published Sep 25, 2019
Tracked Since Feb 18, 2026