CVE-2021-34993 CRITICAL

CVE-2021-34993

Vendor Commvault
Product CommCell
Weakness CWE-287 · Improper authentication
Published January 13, 2022
Last update August 4, 2024

CVSS base score

9.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

This vulnerability allows remote attackers to bypass authentication on affected installations of Commvault CommCell 11.22.22. Authentication is not required to exploit this vulnerability. The specific flaw exists within the CVSearchService service. The issue results from the lack of proper validation prior to authentication. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-13706.

Key dates

02Disclosure timeline

January 13, 2022 CVE published
August 4, 2024 Record updated