CVE-2012-1015

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Summary

CVECVE-2012-1015
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2012-08-06 16:55:01 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe kdc_handle_protected_negotiation function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8.x, 1.9.x before 1.9.5, and 1.10.x before 1.10.3 attempts to calculate a checksum before verifying that the key type is appropriate for a checksum, which allows remote attackers to execute arbitrary code or cause a denial of service (uninitialized pointer free, heap memory corruption, and daemon crash) via a crafted AS-REQ request.

Risk And Classification

Primary CVSS: v2.0 9.3 from [email protected]

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

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mit Kerberos 5 1.10 All All All
Application Mit Kerberos 5 1.10.1 All All All
Application Mit Kerberos 5 1.10.2 All All All
Application Mit Kerberos 5 1.8 All All All
Application Mit Kerberos 5 1.8.1 All All All
Application Mit Kerberos 5 1.8.2 All All All
Application Mit Kerberos 5 1.8.3 All All All
Application Mit Kerberos 5 1.8.4 All All All
Application Mit Kerberos 5 1.8.5 All All All
Application Mit Kerberos 5 1.8.6 All All All
Application Mit Kerberos 5 1.9.4 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Debian -- Security Information -- DSA-2518-1 krb5 af854a3a-2127-422b-91ae-364da2661108 www.debian.org
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
web.mit.edu/kerberos/advisories/MITKRB5-SA-2012-001.txt af854a3a-2127-422b-91ae-364da2661108 web.mit.edu Patch, Vendor Advisory
Support / Security / Advisories / / MDVSA-2012:120 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com
openSUSE-SU-2012:0967-1: moderate: krb5: fixed several potential code ex af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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