ProFTPD Controls Module Local Buffer Overflow Vulnerability

BID:21587

Info

ProFTPD Controls Module Local Buffer Overflow Vulnerability

Bugtraq ID: 21587
Class: Boundary Condition Error
CVE: CVE-2006-6563
Remote: No
Local: Yes
Published: Dec 13 2006 12:00AM
Updated: Oct 13 2009 05:19PM
Credit: Alfredo Ortega from Core Security Technologies is credited with discovering this issue.
Vulnerable: Ubuntu Ubuntu Linux 6.10 sparc
Ubuntu Ubuntu Linux 6.10 powerpc
Ubuntu Ubuntu Linux 6.10 i386
Ubuntu Ubuntu Linux 6.06 LTS sparc
Ubuntu Ubuntu Linux 6.06 LTS powerpc
Ubuntu Ubuntu Linux 6.06 LTS i386
Ubuntu Ubuntu Linux 6.06 LTS amd64
Trustix Secure Linux 3.0
Trustix Secure Linux 2.2
Trustix Operating System Enterprise Server 2.0
ProFTPD Project ProFTPD 1.3 a
ProFTPD Project ProFTPD 1.3
OpenPKG OpenPKG E1.0-Solid
Mandriva Linux Mandrake 2007.0 x86_64
Mandriva Linux Mandrake 2007.0
Not Vulnerable:

Discussion

ProFTPD Controls Module Local Buffer Overflow Vulnerability

ProFTPD is prone to a local stack-based buffer-overflow vulnerability.

Attackers may exploit this issue to corrupt memory and execute arbitrary code in the context of the server application, resulting in a complete compromise of affected computers.

NOTE: ProFTPD is vulnerable only when compiled with 'mod_ctrls' support and the module is enabled.

Exploit / POC

ProFTPD Controls Module Local Buffer Overflow Vulnerability

UPDATE: Core Security Technologies has developed a working commercial exploit for its CORE IMPACT product. This exploit is not otherwise publicly available or known to be circulating in the wild.

The following proofs of concept and exploits are available:

Solution / Fix

ProFTPD Controls Module Local Buffer Overflow Vulnerability

Solution:
Please see the referenced advisories for more information.


Mandriva Linux Mandrake 2007.0 x86_64

Mandriva Linux Mandrake 2007.0

ProFTPD Project ProFTPD 1.3

Trustix Secure Linux 2.2

Trustix Secure Linux 3.0

References

ProFTPD Controls Module Local Buffer Overflow Vulnerability

References:
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