CVE-2023-20066

MEDIUM

Cisco IOS XE - Authenticated Path Traversal in 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 a directory traversal and access resources that are outside the filesystem mountpoint of the web UI. This vulnerability is due to an insufficient security configuration. An attacker could exploit this vulnerability by sending a crafted request to the web UI. A successful exploit could allow the attacker to gain read access to files that are outside the filesystem mountpoint of the web UI. Note: These files are located on a restricted filesystem that is maintained for the web UI. There is no ability to write to any files on this filesystem.

References (1)

Core 1

Scores

CVSS v3 6.5
EPSS 0.0040
EPSS Percentile 60.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-22 CWE-23
Status published
Products (3)
cisco/ios_xe 16.12.3
cisco/ios_xe 17.3.2
cisco/ios_xe 17.6.2
Published Mar 23, 2023
Tracked Since Feb 18, 2026