Authentication Bypass Affecting krb5-libs package, versions <0:1.15.1-55.el7_9.3


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (13th percentile)

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  • Snyk IDSNYK-RHEL7-KRB5LIBS-8343310
  • published5 Nov 2024
  • disclosed9 Jul 2024

Introduced: 9 Jul 2024

CVE-2024-3596  (opens in a new tab)
CWE-294  (opens in a new tab)
CWE-836  (opens in a new tab)
CWE-924  (opens in a new tab)

How to fix?

Upgrade RHEL:7 krb5-libs to version 0:1.15.1-55.el7_9.3 or higher.
This issue was patched in RHSA-2024:8788.

NVD Description

Note: Versions mentioned in the description apply only to the upstream krb5-libs package and not the krb5-libs package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

RADIUS Protocol under RFC 2865 is susceptible to forgery attacks by a local attacker who can modify any valid Response (Access-Accept, Access-Reject, or Access-Challenge) to any other response using a chosen-prefix collision attack against MD5 Response Authenticator signature.

CVSS Scores

version 3.1