Sun Solaris "in.telnetd" Authentication Bypass - Advisories

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Sun Solaris "in.telnetd" Authentication Bypass

Secunia Advisory:	SA24120
Release Date:	2007-02-13
Last Update:	2007-02-14

Critical:	Moderately critical
Impact:	Security Bypass
Where:	From local network
Solution Status:	Vendor Patch

OS:	Sun Solaris 10


CVE reference:	CVE-2007-0882 (Secunia mirror)

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Description: kcope has reported a vulnerability in Solaris, which can be exploited by malicious people to bypass certain security restrictions and gain access to a vulnerable system. The vulnerability is caused due to an error in in.telnetd when invoking the "login" program. This can be exploited to bypass authentication by providing a valid account as login name preceded by the "-f" option specifier. The vulnerability is reported in Solaris (SunOS 5.10 and 5.11). Other versions may also be affected. Solution: Apply patches. -- SPARC Platform -- Solaris 10: Apply patch 120068-02 or later. -- x86 Platform -- Solaris 10: Apply patch 120069-02 or later. Provided and/or discovered by: kcope Changelog: 2007-02-14: Updated "Solution" section. Original Advisory: http://www.com-winner.com/0day_was_the_case_that_they_gave_me.pdf Sun: http://sunsolve.sun.com/search/document.do?assetkey=1-26-102802-1 Other References: US-CERT VU#881872: http://www.kb.cert.org/vuls/id/881872



Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise. Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.

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