CVE-2021-34771 MEDIUM

CVE-2021-34771: Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability

Vendor Cisco
Product Cisco IOS XR Software
Weakness CWE-201
Published September 9, 2021
Last update November 7, 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 Cisco IOS XR Software CLI could allow an authenticated, local attacker to view more information than their privileges allow. This vulnerability is due to insufficient application of restrictions during the execution of a specific command. An attacker could exploit this vulnerability by running a specific command. A successful exploit could allow the attacker to view sensitive configuration information that their privileges might not otherwise allow them to access.

Key dates

02Disclosure timeline

September 9, 2021 CVE published
November 7, 2024 Record updated