CVE-2024-13975

Commvault 11.20.0 - 11.36.0 Windows Access Nodes Compromise via Local File Server Agent Abuse

HIGH

8.5

CVSS Score

Published: July 25, 2025 at 03:49 PM UTC

Updated: June 17, 2026 at 07:03 AM UTC

1 product affected across 1 vendorCommvault

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Severity

HIGH8.5

Exploit prediction

EPSS 0.1%

SSVC

No known exploit

Description

A local privilege escalation vulnerability exists in Commvault for Windows versions 11.20.0, 11.28.0, 11.32.0, 11.34.0, and 11.36.0. In affected configurations, a local attacker who owns a client system with the file server agent installed can compromise any assigned Windows access nodes. This may allow unauthorized access or lateral movement within the backup infrastructure. The issue has been resolved in versions 11.32.60, 11.34.34, and 11.36.8.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Commvault · Commvault

95%

11.20.0 ≤ v < 11.32.6011.28.0 ≤ v < 11.32.6011.32.0 ≤ v < 11.32.6011.34.0 ≤ v < 11.34.3411.36.0 ≤ v < 11.36.811.20.0 11.28.0 11.32.0 11.34.0 11.36.0

Affected range stops below 11.32.60, so it looks safe — our inference, not a vendor statement

Affected range stops below 11.34.34, so it looks safe — our inference, not a vendor statement

Affected range stops below 11.36.8, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://documentation.commvault.com/securityadvisories/CV_2024_09_1.html

References (2)

Vendor AdvisoryPatch

Source: [email protected]

https://documentation.commvault.com/securityadvisories/CV_2024_09_1.html

Third Party Advisory

Source: [email protected]

https://www.vulncheck.com/advisories/commvault-for-windows-access-nodes-compromise

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.5HIGHVulnCheck

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-269

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