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CVE-2009-3295

Status Candidate

Overview

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.

Related Files

Gentoo Linux Security Advisory 201201-13
Posted Jan 24, 2012
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201201-13 - Multiple vulnerabilities have been found in MIT Kerberos 5, the most severe of which may allow remote execution of arbitrary code. Versions less than 1.9.2-r1 are affected.

tags | advisory, remote, arbitrary, vulnerability
systems | linux, gentoo
advisories | CVE-2009-3295, CVE-2009-4212, CVE-2010-0283, CVE-2010-0629, CVE-2010-1320, CVE-2010-1321, CVE-2010-1322, CVE-2010-1323, CVE-2010-1324, CVE-2010-4020, CVE-2010-4021, CVE-2010-4022, CVE-2011-0281, CVE-2011-0282, CVE-2011-0283, CVE-2011-0284, CVE-2011-0285, CVE-2011-1527, CVE-2011-1528, CVE-2011-1529, CVE-2011-1530, CVE-2011-4151
SHA-256 | 5fe5b981b497ad572aa4e53428ce29f2dcd53be74dc124715f4b3cff09100dd9
Ubuntu Security Notice 879-1
Posted Jan 7, 2010
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 879-1 - Jeff Blaine, Radoslav Bodo, Jakob Haufe, and Jorgen Wahlsten discovered that the Kerberos Key Distribution Center service did not correctly verify certain network traffic. An unauthenticated remote attacker could send a specially crafted request that would cause the KDC to crash, leading to a denial of service.

tags | advisory, remote, denial of service
systems | linux, ubuntu
advisories | CVE-2009-3295
SHA-256 | 586b74afd20f62a24f56528081cbd8e04a2dd6f04647fc96239abde103940c33
MIT krb5 Security Advisory 2009-003
Posted Dec 30, 2009
Site web.mit.edu

MIT krb5 Security Advisory 2009-003 - A null pointer dereference can occur in an error condition in the KDC cross-realm referral processing code in MIT krb5-1.7. This can cause the KDC to crash. This is an implementation vulnerability in MIT krb5, and is not a vulnerability in the Kerberos protocol.

tags | advisory, protocol
advisories | CVE-2009-3295
SHA-256 | 492697d164ff8839715b475976bfa5ce3d9f4e7467ed101685ba6316dbd549a1
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