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OpenSSH AFS/Kerberos ticket/token passing
Information
Severity
Severity
High
Family
Family
Gain a shell remotely
CVSSv2 Base
CVSSv2 Base
7.5
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
18 years ago
Modified
Modified
4 years ago
Summary
The remote host is running a version of OpenSSH older than 3.2.1 which is prone to a buffer overflow vulnerability.
Insight
Insight
A buffer overflow exists in the daemon if AFS is enabled on the remote system, or if the options KerberosTgtPassing or AFSTokenPassing are enabled. Even in this scenario, the vulnerability may be avoided by enabling UsePrivilegeSeparation.
Affected Software
Affected Software
Versions prior to 2.9.9 are vulnerable to a remote root exploit. Versions prior to 3.2.1 are vulnerable to a local root exploit.
Solution
Solution
Upgrade to the latest version of OpenSSH