CVE-2009-0847

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Summary

CVECVE-2009-0847
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-04-09 00:30:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionThe asn1buf_imbed function in the ASN.1 decoder in MIT Kerberos 5 (aka krb5) 1.6.3, when PK-INIT is used, allows remote attackers to cause a denial of service (application crash) via a crafted length value that triggers an erroneous malloc call, related to incorrect calculations with pointer arithmetic.

Risk And Classification

Primary CVSS: v2.0 4.3 from [email protected]

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

Problem Types: CWE-189 | n/a

CVSS v2.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mit Kerberos 5-1.6.3 All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
ASA-2009-142 (SUN 256728) af854a3a-2127-422b-91ae-364da2661108 support.avaya.com
[SECURITY] Fedora 9 Update: krb5-1.6.3-16.fc9 af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
[SECURITY] Fedora 10 Update: krb5-1.6.3-18.fc10 af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
rPath update for krb5 - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Kerberos ASN.1 Decoding Bug Lets Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
APPLE-SA-2009-05-12 Security Update 2009-002 / Mac OS X v10.5.7 af854a3a-2127-422b-91ae-364da2661108 lists.apple.com
IBM - IBM NAS (Network Authentication Service) vulnerabilities for DB2 V8.2, V9.1, v9.5 and V9.7. af854a3a-2127-422b-91ae-364da2661108 www-01.ibm.com
Novell Kerberos KDC Multiple Vulnerabilities - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
About the security content of Security Update 2009-002 / Mac OS X v10.5.7 af854a3a-2127-422b-91ae-364da2661108 support.apple.com
Sun Solaris / SEAM Kerberos Multiple Vulnerabilities - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
CERT Vulnerability Notes Database af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org
wiki.rpath.com/Advisories:rPSA-2009-0058 af854a3a-2127-422b-91ae-364da2661108 wiki.rpath.com
'[security bulletin] HPSBUX02421 SSRT090047 rev.1 - HP-UX Running Kerberos, Remote Denial of Service' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info
MIT Kerberos SPNEGO and ASN.1 Multiple Remote Denial Of Service Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
HTTP 404 Page Not Found af854a3a-2127-422b-91ae-364da2661108 support.novell.com
Apple Mac OS X Security Update Fixes Multiple Vulnerabilities - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Fedora update for krb5 - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
HTTP 404 Page Not Found af854a3a-2127-422b-91ae-364da2661108 support.novell.com
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
Gentoo update for mit-krb5 - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-001.txt af854a3a-2127-422b-91ae-364da2661108 web.mit.edu Vendor Advisory
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Gentoo Linux Documentation -- MIT Kerberos 5: Multiple vulnerabilities af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
Support / Security / Advisories / / MDVSA-2009:098 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com
Security Advisory SA34617 - Ubuntu update for krb5 - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
Advisories:rPSA-2009-0058 - rPath Wiki af854a3a-2127-422b-91ae-364da2661108 wiki.rpath.com
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
SUSE update for krb5 - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
sunsolve.sun.com/search/document.do af854a3a-2127-422b-91ae-364da2661108 sunsolve.sun.com
US-CERT Technical Cyber Security Alert TA09-133A -- Apple Updates for Multiple Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.us-cert.gov US Government Resource
USN-755-1: Kerberos vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

OrganizationPublishedContributorStatement
Red Hat2009-04-09Tomas HogerNot vulnerable. This issue did not affect the versions of krb5 as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.

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