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CVE-2023-20066

MEDIUM CVSS: 6.5 Published: 2023-03-23 Modified: 2026-06-17

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.

Affected Platforms

Cisco Asr 920-24Sz-M RCisco 1100-8P Integrated Services RouterCisco Catalyst 3850-24U-ECisco Catalyst 9800-40Cisco 1101 Integrated Services RouterCisco Catalyst 3850-48F-ECisco Catalyst Ie3400Cisco 8800 8-SlotCisco Catalyst 3850-24U-SCisco Asr 1006

Weakness Type

CWE-23, CWE-22

References