What is CVE-2008-0062?

CVE-2008-0062 is a critical-severity vulnerability in Mit Kerberos 5, classified under Improper Initialization. CVSS score: 9.8/10. Published 2008-03-19.

How severe is CVE-2008-0062?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2008-0062 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Mit Kerberos 5

CVE-2008-0062

KDC in MIT Kerberos 5 (krb5kdc) does not set a global variable for some krb4 message types, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via crafted messages that trigger a NULL pointer dereference or double-free.

Vulnerability class: Dirty Pipe (CVE-2022-0847)

Published 2008-03-19 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.101 (95.5th percentile), scored 2026-09-29.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.101 · newest: 0.101 · change: 0.000

Affected products

Mit Kerberos 5
Canonical Ubuntu Linux — versions 6.06, 6.10, 7.04
Debian Linux — versions 3.1, 4.0
Fedoraproject Fedora — versions 7, 8

Weakness classification (CWE)

CWE-665 — Improper Initialization

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

www.vupen.com/english/advisories/2008/1744 (vdb-entry, Broken Link)
secunia.com/advisories/29457 (Broken Link, third-party-advisory)
www.mandriva.com/security/advisories (vendor-advisory, Broken Link)
secunia.com/advisories/29464 (Broken Link, third-party-advisory)
www.gentoo.org/security/en/glsa/glsa-200803-31.xml (vendor-advisory, Third Party Advisory)
www.redhat.com/archives/fedora-package-announce/2008-March/msg00537.html (vendor-advisory, Mailing List)
www.mandriva.com/security/advisories (vendor-advisory, Broken Link)
wiki.rpath.com/Advisories:rPSA-2008-0112 (Broken Link)
support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5022542.html (Broken Link)
marc.info/ (vendor-advisory, Mailing List)

Frequently asked questions

What is CVE-2008-0062?: CVE-2008-0062 is a critical-severity vulnerability in Mit Kerberos 5, classified under Improper Initialization. CVSS score: 9.8/10. Published 2008-03-19.
How severe is CVE-2008-0062?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2008-0062 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.