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CVE record · CVE-2025-3576

Krb5: kerberos rc4-hmac-md5 checksum vulnerability enabling message spoofing via md5 collisions

CVSS 5.9 MediumEPSS 0.0035 · 28th percentile

Published by the CVE Program (CNA: redhat) at 15 Apr 2025, 05:55 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Not given Not given Package name: krb5 https://web.mit.edu/kerberos/
  • affected before 1.22 semver
Other versions: unaffected
Red Hat Red Hat Enterprise Linux 10 Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.21.3-8.el10_0 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 8 Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.18.2-32.el8_10 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.17-19.el8_2.3 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.18.2-9.el8_4.3 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.18.2-9.el8_4.3 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.18.2-16.el8_6.4 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.18.2-16.el8_6.4 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.18.2-16.el8_6.4 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.18.2-26.el8_8.5 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.18.2-26.el8_8.5 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 9 Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.21.1-8.el9_6 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 9 Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.21.1-8.el9_6 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.19.1-16.el9_0.4 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.20.1-9.el9_2.3 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support Package name: krb5 https://access.redhat.com/downloads/content/package-browser/
  • unaffected 0:1.21.1-2.el9_4.2 to before * rpm
Other versions: affected
Red Hat Red Hat Discovery 2 Package name: discovery/discovery-server-rhel9 https://catalog.redhat.com/software/containers/
  • unaffected 2.0.0-1752592913 to before * rpm
Other versions: affected
Red Hat Red Hat Enterprise Linux 6 Package name: krb5 https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: unknown
Red Hat Red Hat Enterprise Linux 7 Package name: krb5 https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: unknown
Red Hat Red Hat OpenShift Container Platform 4 Package name: openshift/ose-rhel-coreos-8 https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: affected
Red Hat Red Hat OpenShift Container Platform 4 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: affected
Identifiers
CVE-2025-3576
CNA
redhat
Weakness (CWE)
CWE-328
Tags
Published
15 Apr 2025
Updated
5 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
5.9 Medium 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N CNA (redhat)
  • CISA KEV Not listed.
  • EPSS 0.0035, the 28th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 15 Apr 2025, 05:55 UTC Confirmed by the CVE List
  2. 15 Apr 2025, 06:15 UTC Confirmed by NVD

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.