CVE-2009-3295

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 40.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-12-29 · updated 2026-06-16

Description

The prep_reprocess_req function in kdc/do_tgs_req.c in the cross-realm referral implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 before 1.7.1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a ticket request.

Affected products

MIT Kerberos 5: 1.7

References

http://secunia.com/advisories/37977
http://securitytracker.com/id?1023392
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-003.txt
http://www.securityfocus.com/archive/1/508622/100/0/threaded
http://www.securityfocus.com/bid/37486
http://www.vupen.com/english/advisories/2009/3652
http://secunia.com/advisories/37977
http://securitytracker.com/id?1023392
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-003.txt
http://www.securityfocus.com/archive/1/508622/100/0/threaded
http://www.securityfocus.com/bid/37486
http://www.vupen.com/english/advisories/2009/3652

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