CVE-2021-34994CWE-20

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

High · published January 13, 2022

CVSS v3.0
8.8
EPSS
6%
Percentile
93.1
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 DataProvider class. The issue results from the lack of proper validation of a user-supplied string before executing it as JavaScript code. An attacker can leverage this vulnerability to escape the JavaScript sandbox and execute Java code in the context of NETWORK SERVICE. Was ZDI-CAN-13755.

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
0.05789 · 93.1th percentile
Weakness
CWE-20 · Improper Input Validation
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