kbrain

CVE-2011-4966

MEDIUM · CVSS 6.0EPSS 1.4%EU EUVD

modules/rlm_unix/rlm_unix.c in FreeRADIUS before 2.2.0, when unix mode is enabled for user authentication, does not properly check the password expiration in /etc/shadow, which allows remote authenticated users to authenticate using an expired password.

Key facts

CVSS score
6.0 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:M/Au:S/C:P/I:P/A:P
Weakness (CWE)
CWE-255
EPSS score
1.4% (72th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2011-4872)
Published
March 12, 2013
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-4872 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius
  • freeradius / freeradius

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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