CVE-2009-0846

Description

The asn1_decode_generaltime function in lib/krb5/asn.1/asn1_decode.c in the ASN.1 GeneralizedTime decoder in MIT Kerberos 5 (aka krb5) before 1.6.4 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via vectors involving an invalid DER encoding that triggers a free of an uninitialized pointer.

Category

10.0
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 23.59% Top 5%
Vendor Advisory mandriva.com Vendor Advisory redhat.com Vendor Advisory marc.info Vendor Advisory sun.com Vendor Advisory gentoo.org Vendor Advisory apple.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory marc.info Vendor Advisory mit.edu
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/archive/1/504683/100/0/threaded broken link mailing list third party advisory vdb entry
http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5047181.html broken link
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6301 signature vdb entry broken link
http://www.mandriva.com/security/advisories?name=MDVSA-2009:098 vendor advisory broken link
http://www.kb.cert.org/vuls/id/662091 broken link third party advisory us government resource
http://www.securityfocus.com/archive/1/502527/100/0/threaded broken link mailing list third party advisory vdb entry
http://www.vupen.com/english/advisories/2009/0960 vdb entry broken link
http://support.apple.com/kb/HT3549 third party advisory
http://support.avaya.com/elmodocs2/security/ASA-2009-142.htm third party advisory
http://secunia.com/advisories/35667 third party advisory broken link
http://www.redhat.com/support/errata/RHSA-2009-0408.html vendor advisory broken link
http://www.vmware.com/security/advisories/VMSA-2009-0008.html third party advisory
http://secunia.com/advisories/34637 third party advisory broken link
http://marc.info/?l=bugtraq&m=130497213107107&w=2 third party advisory vendor advisory
http://www.vupen.com/english/advisories/2009/2084 vdb entry broken link
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10694 signature vdb entry broken link
http://secunia.com/advisories/34640 third party advisory broken link
http://secunia.com/advisories/35074 third party advisory broken link
http://sunsolve.sun.com/search/document.do?assetkey=1-26-256728-1 vendor advisory broken link
http://security.gentoo.org/glsa/glsa-200904-09.xml third party advisory vendor advisory
http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5047180.html broken link
http://www.vupen.com/english/advisories/2009/0976 vdb entry broken link
http://lists.apple.com/archives/security-announce/2009/May/msg00002.html vendor advisory mailing list
http://www.ubuntu.com/usn/usn-755-1 third party advisory vendor advisory
http://secunia.com/advisories/34630 third party advisory broken link
http://www-01.ibm.com/support/docview.wss?uid=swg21396120 broken link
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5483 signature vdb entry broken link
http://www.vupen.com/english/advisories/2009/1057 vdb entry broken link
http://secunia.com/advisories/34617 third party advisory broken link
http://secunia.com/advisories/34628 third party advisory broken link
http://secunia.com/advisories/34734 third party advisory broken link
http://www.vupen.com/english/advisories/2009/2248 vdb entry broken link
http://www.us-cert.gov/cas/techalerts/TA09-133A.html third party advisory us government resource
http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0058 broken link
http://secunia.com/advisories/34598 third party advisory broken link
http://rhn.redhat.com/errata/RHSA-2009-0409.html third party advisory vendor advisory
http://www.vupen.com/english/advisories/2009/1297 vdb entry broken link
http://secunia.com/advisories/34622 third party advisory broken link
http://www.securitytracker.com/id?1021994 broken link third party advisory vdb entry
https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00206.html vendor advisory mailing list
https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00205.html vendor advisory mailing list
http://rhn.redhat.com/errata/RHSA-2009-0410.html third party advisory vendor advisory
http://lists.vmware.com/pipermail/security-announce/2009/000059.html broken link mailing list
http://wiki.rpath.com/Advisories:rPSA-2009-0058 broken link
http://www.securityfocus.com/archive/1/502546/100/0/threaded broken link mailing list third party advisory vdb entry
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-002.txt patch vendor advisory
http://secunia.com/advisories/34594 third party advisory broken link
http://www.vupen.com/english/advisories/2009/1106 vdb entry broken link
http://marc.info/?l=bugtraq&m=124896429301168&w=2 third party advisory vendor advisory
http://www.securityfocus.com/bid/34409 broken link third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2009-0846?
CVE-2009-0846 has been scored as a critical severity vulnerability.
How to fix CVE-2009-0846?
To fix CVE-2009-0846, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-0846 being actively exploited in the wild?
It is possible that CVE-2009-0846 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~24% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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