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A new version (0.9.0.0 - Release Candidate 1) of the free Secunia PSI
has been released. The new version includes many new and advanced
features, which makes it even easier to stay patched.

Download and test it today:
https://psi.secunia.com/

Read more about this new version:
https://psi.secunia.com/?page=changelog

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TITLE:
OpenSSH ForceCommand Bypass Weakness

SECUNIA ADVISORY ID:
SA29602

VERIFY ADVISORY:
http://secunia.com/advisories/29602/

CRITICAL:
Not critical

IMPACT:
Security Bypass

WHERE:
Local system

SOFTWARE:
OpenSSH 4.x
http://secunia.com/product/5653/

DESCRIPTION:
A weakness has been reported in OpenSSH, which can be exploited by
malicious, local users to bypass certain security restrictions.

The weakness is caused due to the improper implementation of the
"ForceCommand" directive. This can be exploited to execute arbitrary
commands via the ~/.ssh/rc file even if a "ForceCommand" directive is
in effect.

The weakness is reported in versions prior to 4.9 and 4.9p1.

SOLUTION:
Update to version 4.9 or 4.9p1.

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://marc.info/?l=openssh-unix-dev&m=120692745026265&w=2

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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