What is CVE-2025-21117?

CVE-2025-21117 is a medium-severity vulnerability in Dell Avamar, classified under Operation on a Resource after Expiration or Release. CVSS score: 6.6/10. Published 2025-02-05.

How severe is CVE-2025-21117?

Medium severity. CVSS v3 base score is 6.6 out of 10.

Vulnerability in Dell Avamar

CVE-2025-21117

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.

EPSS: 0.001 (30.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N.

Affected products

Dell Avamar — versions 19.4, 19.7, 19.8

Weakness classification (CWE)

CWE-672 — Operation on a Resource after Expiration or Release

References

www.dell.com/support/kbdoc/en-us/000281275/dsa-2025-071-security-update-for-del… (vendor-advisory)

Frequently asked questions

What is CVE-2025-21117?: CVE-2025-21117 is a medium-severity vulnerability in Dell Avamar, classified under Operation on a Resource after Expiration or Release. CVSS score: 6.6/10. Published 2025-02-05.
How severe is CVE-2025-21117?: Medium severity. CVSS v3 base score is 6.6 out of 10.