CVE-2007-1216: Double Free
Double free vulnerability in the GSS-API library (lib/gssapi/krb5/k5unseal.c), as used by the Kerberos administration daemon (kadmind) in MIT krb5 before 1.6.1, when used with the authentication method provided by the RPCSECGSS RPC library, allows remote authenticated users to execute arbitrary code and modify the Kerberos key database via a message with an "an invalid direction encoding".
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2007-1216?
CVE-2007-1216 is classified as a critical vulnerability that can lead to remote code execution.
How do I fix CVE-2007-1216?
To mitigate CVE-2007-1216, update your MIT Kerberos 5 to version 1.6.1 or later.
Which software is affected by CVE-2007-1216?
CVE-2007-1216 affects MIT Kerberos 5 versions prior to 1.6.1 and certain versions of Ubuntu and Debian.
Can CVE-2007-1216 be exploited remotely?
Yes, CVE-2007-1216 allows remote authenticated users to execute arbitrary code.
Is there a workaround for CVE-2007-1216 if I can't update?
Disabling the GSS-API functionality or restricting access to the affected services can serve as a temporary workaround for CVE-2007-1216.