Dell Avamar 19.4+ Token Reuse in AUI Enables Local Impersonation
CVE-2025-21117 Published on February 5, 2025
Dell Avamar, version 19.4 or later, contains an access token reuse vulnerability in the AUI. A low privileged local attacker could potentially exploit this vulnerability, leading to fully impersonating the user.
Vulnerability Analysis
CVE-2025-21117 can be exploited with local system access, requires user interaction and a small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality and integrity, and no impact on availability.
Weakness Type
Operation on a Resource after Expiration or Release
The software uses, accesses, or otherwise operates on a resource after that resource has been expired, released, or revoked.
Products Associated with CVE-2025-21117
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Affected Versions
Dell Avamar:- Version 19.4 is affected.
- Version 19.7 is affected.
- Version 19.8 is affected.
- Version 19.9 is affected.
- Version 19.10 is affected.
- Version 19.10 SP1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.