CVE Vulnerability

CVE-2021-34997

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Commvault CommCell 11.22.22. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the AppStudioUploadHandler class. The issue results from the lack of proper validation of user-supplied data, which can allow the upload of arbitrary files. An attacker can leverage this vulnerability to execute code in the context of NETWORK SERVICE. Was ZDI-CAN-13894.

6.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.zerodayinitiative.com/advisories/ZDI-21-1332/ Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:a:commvault:commcell:11.22.22:*:*:*:*:*:*:*
Information

Published : 2022-01-13 10:15

Updated : 2022-01-22 03:51

NVD link : CVE-2021-34997

Mitre link : CVE-2021-34997

Products Affected
No products.
CWE
CWE-434