CVE-2024-20343 MEDIUM

CVE-2024-20343: Cisco IOS XR Software CLI Arbitrary File Read Vulnerability

Vendor Cisco
Product Cisco IOS XR Software
Weakness CWE-284
Published September 11, 2024
Last update September 11, 2024

CVSS base score

5.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

What the vulnerability does

01Description

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to read any file in the file system of the underlying Linux operating system. The attacker must have valid credentials on the affected device. This vulnerability is due to incorrect validation of the arguments that are passed to a specific CLI command. An attacker could exploit this vulnerability by logging in to an affected device with low-privileged credentials and using the affected command. A successful exploit could allow the attacker access files in read-only mode on the Linux file system.

Key dates

02Disclosure timeline

September 11, 2024 CVE published
September 11, 2024 Record updated