CWE
189
Advisory Published
CVE Published
Updated

CVE-2009-4212

First published: Mon Dec 07 2009(Updated: )

Integer underflow flaws, leading to heap-based corruption, were found in the way MIT Kerberos Key Distribution Center (KDC) used to decrypt ciphertexts encrypted with Advanced Encryption Standard (AES) and ARCFOUR (RC4) encryption algorithms. A remote KDC client could provide a specially-crafted AES or RC4 encrypted ciphertext(s), which once processed by a central KDC would lead to denial of service (KDC crash or abort) or, potentially, to KDC relying authentication services compromise or arbitrary code execution with the privileges of the KDC centre. Upstream advisory (not available yet): -------------------------------------- <a href="http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-004.txt">http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-004.txt</a> Upstream patches (not available yet): ------------------------------------- <a href="http://web.mit.edu/kerberos/advisories/2009-004-patch_1.7.txt">http://web.mit.edu/kerberos/advisories/2009-004-patch_1.7.txt</a> <a href="http://web.mit.edu/kerberos/advisories/2009-004-patch_1.6.3.txt">http://web.mit.edu/kerberos/advisories/2009-004-patch_1.6.3.txt</a>

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
MIT Kerberos=5-1.6.3
MIT Kerberos 5=1.3
MIT Kerberos 5=1.3.1
MIT Kerberos 5=1.3.2
MIT Kerberos 5=1.3.3
MIT Kerberos 5=1.3.4
MIT Kerberos 5=1.3.5
MIT Kerberos 5=1.3.6
MIT Kerberos 5=1.4
MIT Kerberos 5=1.4.1
MIT Kerberos 5=1.4.2
MIT Kerberos 5=1.4.3
MIT Kerberos 5=1.4.4
MIT Kerberos 5=1.5
MIT Kerberos 5=1.5.1
MIT Kerberos 5=1.5.2
MIT Kerberos 5=1.5.3
MIT Kerberos 5=1.6
MIT Kerberos 5=1.6.1
MIT Kerberos 5=1.6.2
MIT Kerberos 5=1.7

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