CVE-2021-34996CWE-749

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Commvault CommCell 11.22.22

High · published January 13, 2022

Patch now

High probability of exploitation

CVSS calls it high at 8.8. It sits in the 99.7th percentile for exploit probability.

CVSS v3.0
8.8
EPSS
82%
Percentile
99.7
In the wild
Unconfirmed
What it is

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 Demo_ExecuteProcessOnGroup workflow. By creating a workflow, an attacker can specify an arbitrary command to be executed. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-13889.

The record
Technical detail
CVSS v3.0
8.8 · HIGH
Vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.82258 · 99.7th percentile
Weakness
CWE-749 · Exposed Dangerous Method or Function
Published
2022-01-13T21:44Z
EPSS history
Timeline
  • 13 JAN 21:44Z
    This vulnerability allows remote attackers to execute arbitrary code on affected installations of Commvault CommCell 11.22.22
    cvelistv5