CVE-2011-0284

Home/CVE/Double free vulnerability in the prepare_error_as function in do_as_req.c in the Key Distribution Center (KDC) in MIT Ke

CVE

Double free vulnerability in the prepare_error_as function in do_as_req.c in the Key Distribution Center (KDC) in MIT Ke

Double free vulnerability in the prepare_error_as function in do_as_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 through 1.9, when the PKINIT feature is enabled, allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via an e_data field containing typed data.

HIGH · CVSS 7.6 EPSS 0.2264

Schedule remediation

EPSS ≥ 0.10 - elevated exploitation probability
EPSS percentile: top 4% of all CVEs by exploitation likelihood
CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

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Affected Products & Versions

mit kerberos 5all versions

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Scoring & Timeline

7.6

HIGH · CVSS v2 (legacy) · cve@mitre.org

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:H/Au:N/C:C/I:C/A:C

Published to NVD20 Mar 2011 · 02:00 AM

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Vendor Advisories

suse-csafopenSUSE-SU-2024:10004-1
usnUSN-1088-1
rhsaRHSA-2011:0356Important

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056413.html

http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056573.html

http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056579.html

http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html

http://osvdb.org/71183

http://secunia.com/advisories/43700

Show all 23 references

http://secunia.com/advisories/43760

http://secunia.com/advisories/43783Vendor Advisory

http://secunia.com/advisories/43881

http://securitytracker.com/id?1025216

http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-003.txtPatchVendor Advisory

http://www.kb.cert.org/vuls/id/943220PatchUS Government Resource

http://www.mandriva.com/security/advisories?name=MDVSA-2011:048

http://www.redhat.com/support/errata/RHSA-2011-0356.html

http://www.securityfocus.com/archive/1/517029/100/0/threaded

http://www.securityfocus.com/bid/46881

http://www.ubuntu.com/usn/USN-1088-1

http://www.vupen.com/english/advisories/2011/0672Vendor Advisory

http://www.vupen.com/english/advisories/2011/0673Vendor Advisory

http://www.vupen.com/english/advisories/2011/0680

http://www.vupen.com/english/advisories/2011/0722

http://www.vupen.com/english/advisories/2011/0763

https://exchange.xforce.ibmcloud.com/vulnerabilities/66101

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