CVEs-PoC/2009/CVE-2009-0845.md

CVE-2009-0845

Description

The spnego_gss_accept_sec_context function in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5 through 1.6.3, when SPNEGO is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via invalid ContextFlags data in the reqFlags field in a negTokenInit token.

POC

Reference

• http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-001.txt
• http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-001.txt

Github

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