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CVE-2021-34996

HIGH
Published 2022-01-13T21:44:49
Actions:

Expert Analysis

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CVSS Score

V3.0
8.8
/10
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.233
probability
of exploitation in the wild

There is a 23.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.957
Higher than 95.7% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Commvault

CommCell

Affected Versions:

11.22.22

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-f572-r3rr-hjcx

Advisory Details

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.

CVSS Scoring

CVSS Score

7.5

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-34996
WEB https://www.zerodayinitiative.com/advisories/ZDI-21-1331

Advisory provided by GitHub Security Advisory Database. Published: January 14, 2022, Modified: January 23, 2022

References

https://www.zerodayinitiative.com/advisories/ZDI-21-1331/
Published: 2022-01-13T21:44:49
Last Modified: 2024-08-04T00:26:55.917Z
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