[Comm] Fwd: [SA18224] rssh "chroot" Directory Privilege Escalation Vulnerability

[Michael Shigorin <mike@osdn.org.ua>]

	Здравствуйте.
Кто rssh недавно вспоминал?

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TITLE:
rssh "chroot" Directory Privilege Escalation Vulnerability

SECUNIA ADVISORY ID:
SA18224

VERIFY ADVISORY:
http://secunia.com/advisories/18224/

CRITICAL:
Less critical

IMPACT:
Privilege escalation

WHERE:
Local system

SOFTWARE:
rssh 2.x
http://secunia.com/product/3604/

DESCRIPTION:
Max Vozeler has reported a vulnerability in rssh, which can be
exploited by malicious, local users to gain escalated privileges.

The vulnerability is caused due to a design error that allows
malicious users to use the affected application with arbitrary chroot
directories. 

The vulnerability is related to #1 in:
SA18223

Successful exploitation requires that "rssh_chroot_helper" is
installed setuid root.

The vulnerability has been reported in version 2.0.0 through 2.2.3.

SOLUTION:
Update to version 2.3.0.
http://www.pizzashack.org/rssh/downloads.shtml

PROVIDED AND/OR DISCOVERED BY:
Max Vozeler

ORIGINAL ADVISORY:
http://www.pizzashack.org/rssh/security.shtml

OTHER REFERENCES:
SA18223:
http://secunia.com/advisories/18223/

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-- 
 ---- WBR, Michael Shigorin <mike@altlinux.ru>
  ------ Linux.Kiev http://www.linux.kiev.ua/