CVE-2009-0846 · threatengine.sh

Home/CVE/The asn1_decode_generaltime function in lib/krb5/asn.1/asn1_decode.c in the ASN.1 GeneralizedTime decoder in MIT Kerbero

CVE

CVE-2009-0846

The asn1_decode_generaltime function in lib/krb5/asn.1/asn1_decode.c in the ASN.1 GeneralizedTime decoder in MIT Kerbero

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.

HIGH · CVSS 10 EPSS 0.50005

Act now

EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
EPSS percentile: top 2% of all CVEs by exploitation likelihood
CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-824Access of Uninitialized Pointer

▤

Affected Products & Versions

9

mit kerberos 5< 1.6.4
fedoraproject fedoraall versions
canonical ubuntu linuxall versions
apple mac os x< 10.5.7
redhat enterprise linuxall versions
redhat enterprise linux desktopall versions
redhat enterprise linux eusall versions
redhat enterprise linux serverall versions
Show all 9 affected productsredhat enterprise linux workstationall versions

▣

Scoring & Timeline

10

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:L/Au:N/C:C/I:C/A:C

Published to NVD09 Apr 2009 · 12:30 AM

⚑

Vendor Advisories

5

suse-csafopenSUSE-SU-2024:10004-1
usnUSN-755-1
rhsaRHSA-2009:0408Important
rhsaRHSA-2009:0409Critical
rhsaRHSA-2009:0410Critical

🔗

References & Sources

50

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

http://lists.apple.com/archives/security-announce/2009/May/msg00002.htmlMailing List

http://lists.vmware.com/pipermail/security-announce/2009/000059.htmlBroken Link

http://marc.info/?l=bugtraq&m=124896429301168&w=2Third Party Advisory

http://marc.info/?l=bugtraq&m=130497213107107&w=2Third Party Advisory

http://rhn.redhat.com/errata/RHSA-2009-0409.htmlThird Party Advisory

http://rhn.redhat.com/errata/RHSA-2009-0410.htmlThird Party Advisory

Show all 50 references

http://secunia.com/advisories/34594Broken Link

http://secunia.com/advisories/34598Broken Link

http://secunia.com/advisories/34617Broken Link

http://secunia.com/advisories/34622Broken Link

http://secunia.com/advisories/34628Broken Link

http://secunia.com/advisories/34630Broken Link

http://secunia.com/advisories/34637Broken Link

http://secunia.com/advisories/34640Broken Link

http://secunia.com/advisories/34734Broken Link

http://secunia.com/advisories/35074Broken Link

http://secunia.com/advisories/35667Broken Link

http://security.gentoo.org/glsa/glsa-200904-09.xmlThird Party Advisory

http://sunsolve.sun.com/search/document.do?assetkey=1-26-256728-1Broken Link

http://support.apple.com/kb/HT3549Third Party Advisory

http://support.avaya.com/elmodocs2/security/ASA-2009-142.htmThird Party Advisory

http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5047180.htmlBroken Link

http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5047181.htmlBroken Link

http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-002.txtPatchVendor Advisory

http://wiki.rpath.com/Advisories:rPSA-2009-0058Broken Link

http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0058Broken Link

http://www-01.ibm.com/support/docview.wss?uid=swg21396120Broken Link

http://www.kb.cert.org/vuls/id/662091Broken LinkThird Party AdvisoryUS Government Resource

http://www.mandriva.com/security/advisories?name=MDVSA-2009:098Broken Link

http://www.redhat.com/support/errata/RHSA-2009-0408.htmlBroken Link

http://www.securityfocus.com/archive/1/502527/100/0/threadedBroken LinkThird Party AdvisoryVDB Entry

http://www.securityfocus.com/archive/1/502546/100/0/threadedBroken LinkThird Party AdvisoryVDB Entry

http://www.securityfocus.com/archive/1/504683/100/0/threadedBroken LinkThird Party AdvisoryVDB Entry

http://www.securityfocus.com/bid/34409Broken LinkThird Party AdvisoryVDB Entry

http://www.securitytracker.com/id?1021994Broken LinkThird Party AdvisoryVDB Entry

http://www.ubuntu.com/usn/usn-755-1Third Party Advisory

http://www.us-cert.gov/cas/techalerts/TA09-133A.htmlThird Party AdvisoryUS Government Resource

http://www.vmware.com/security/advisories/VMSA-2009-0008.htmlThird Party Advisory

http://www.vupen.com/english/advisories/2009/0960Broken Link

http://www.vupen.com/english/advisories/2009/0976Broken Link

http://www.vupen.com/english/advisories/2009/1057Broken Link

http://www.vupen.com/english/advisories/2009/1106Broken Link

http://www.vupen.com/english/advisories/2009/1297Broken Link

http://www.vupen.com/english/advisories/2009/2084Broken Link

http://www.vupen.com/english/advisories/2009/2248Broken Link

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10694Broken Link

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5483Broken Link

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6301Broken Link

https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00205.htmlMailing List

https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00206.htmlMailing List

Intelligence Graph · click any node to traverse

CVETechnique ActorTool Family

drag to reposition · click any node to traverse · button top-right enlarges

External lookups - second-class, for what we don’t hold ourselves

NVD CVE.org CISA Vulners Exploit-DB GitHub PoC VulnCheck KEV GreyNoise

Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities

Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs

Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures

Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1

About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service

threatengine.sh · Open-source threat intelligence platform · 100+ authoritative sources · Every fact traces to its origin