/bin/login gives root to group utmp

2008-12-01 / 2008-12-02

Credit: Paul Szabo

Risk: High

Local: Yes

Remote: No

CVE: CVE-2008-5394

CWE: CWE-59

Ogólna skala CVSS: 7.2/10

Znaczenie: 10/10

Łatwość wykorzystania: 3.9/10

Wymagany dostęp: Lokalny

Złożoność ataku: Niska

Autoryzacja: Nie wymagana

Wpływ na poufność: Pełny

Wpływ na integralność: Pełny

Wpływ na dostępność: Pełny

There is a group-utmp-to-root privilege escalation vulnerability in
/bin/login in Debian, and I expect in all other Linux distros.
For details and exploit please see
http://bugs.debian.org/505271
Currently am not aware of any group utmp issues (that could be
leveraged to get root).
Cheers,
Paul Szabo psz@maths.usyd.edu.au http://www.maths.usyd.edu.au/u/psz/
School of Mathematics and Statistics University of Sydney Australia

Referencje:

http://xforce.iss.net/xforce/xfdb/47037

http://www.securityfocus.com/archive/1/archive/1/498769/100/0/threaded

http://www.milw0rm.com/exploits/7313

http://bugs.debian.org/505271

http://bugs.debian.org/505071

http://bugs.debian.org/332198

See this note in RAW Version

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/bin/login gives root to group utmp

Referencje:

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