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Mallory
Medium

Local Privilege Escalation via Directory Content Modification in Veeam Backup & Replication

IdentifiersCVE-2025-24287CWE-732

CVE-2025-24287 affects Veeam Backup & Replication 12.3.1.1139 and all earlier 12.x releases. According to the provided content, the flaw allows local system users to modify directory contents, which can be leveraged to achieve arbitrary code execution on the local system with elevated permissions. The available information indicates a local privilege-escalation path tied to improper control over directory contents or permissions, but the specific vulnerable component, function, or code path is not provided in the source material.

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ANALYST BRIEF

Impact, mitigation & remediation

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Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation allows a local attacker to escalate privileges and execute arbitrary code with elevated permissions on the affected system. In practice, this can enable full compromise of the local Veeam Backup & Replication host, including the ability to run attacker-controlled code in a higher-privileged security context.

Mitigation

If you can’t patch tonight, do this now.

If immediate patching is not possible, reduce exposure by strictly limiting local interactive or shell access to the Veeam server, minimizing the number of users with local logon capability, reviewing and hardening filesystem permissions on application directories, and monitoring for unauthorized directory-content changes on the host. Because the issue is locally exploitable, restricting access to trusted administrators only is an important interim measure. Specific vendor mitigation guidance beyond patching is not available in the provided content.

Remediation

Patch, then assume compromise.

Upgrade Veeam Backup & Replication to version 12.3.2 build 12.3.2.3617 or later. The provided content states that a corrective update is available and recommends immediate patching for affected installations.
PUBLIC EXPLOITS

Exploits

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VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

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Threat actor evidence

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Associated malware

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Detection signatures

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Vendor-by-vendor mapping

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Social activity2

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