CVE-2009-4212

HIGH

Description

Multiple integer underflows in the (1) AES and (2) RC4 decryption functionality in the crypto library in MIT Kerberos 5 (aka krb5) 1.3 through 1.6.3, and 1.7 before 1.7.1, allow remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code by providing ciphertext with a length that is too short to be valid.

References

http://lists.apple.com/archives/security-announce/2010//Jun/msg00001.html

http://lists.fedoraproject.org/pipermail/package-announce/2010-January/033915.html

http://lists.fedoraproject.org/pipermail/package-announce/2010-January/033919.html

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

http://secunia.com/advisories/38080

http://secunia.com/advisories/38108

http://secunia.com/advisories/38126

http://secunia.com/advisories/38140

http://secunia.com/advisories/38184

http://secunia.com/advisories/38203

http://secunia.com/advisories/38696

http://secunia.com/advisories/40220

http://sunsolve.sun.com/search/document.do?assetkey=1-66-275530-1

http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021779.1-1

http://support.apple.com/kb/HT4188

http://support.avaya.com/css/P8/documents/100074869

http://ubuntu.com/usn/usn-881-1

http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-004.txt

http://www.debian.org/security/2010/dsa-1969

http://www.mandriva.com/security/advisories?name=MDVSA-2010:006

http://www.securityfocus.com/bid/37749

http://www.securitytracker.com/id?1023440

http://www.vupen.com/english/advisories/2010/0096

http://www.vupen.com/english/advisories/2010/0129

http://www.vupen.com/english/advisories/2010/1481

https://bugzilla.redhat.com/show_bug.cgi?id=545015

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11272

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7357

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8192

https://rhn.redhat.com/errata/RHSA-2010-0029.html

https://rhn.redhat.com/errata/RHSA-2010-0095.html

Details

Source: MITRE

Published: 2010-01-13

Updated: 2017-09-19

Type: CWE-189

Risk Information

CVSS v2.0

Base Score: 10

Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 10

Severity: HIGH