FreeBSD lpd Long DNS Hostname Overflow

1997-03-26T00:00:00
ID OSVDB:6093
Type osvdb
Reporter Yuri Volobuev(volobuevt1@chem.umn.edu)
Modified 1997-03-26T00:00:00

Description

Vulnerability Description

FreeBSD contains a flaw that may allow a malicious user to gain access to unauthorized privileges. The issue is triggered when a malicious user overflows a buffer in the ivaliduser() function in the lpd printing daemon. This flaw may lead to a loss of integrity.

Solution Description

It is possible to correct the flaw by implementing the following workaround: disable the lpd printing daemon.

Also, FreeBSD has released a patch.

Short Description

FreeBSD contains a flaw that may allow a malicious user to gain access to unauthorized privileges. The issue is triggered when a malicious user overflows a buffer in the ivaliduser() function in the lpd printing daemon. This flaw may lead to a loss of integrity.

References:

Vendor URL: http://www.freebsd.org Vendor Specific Advisory URL Other Advisory URL: http://www.attrition.org/security/advisory/nai/SNI-09.LPD_OVERFLOW.advisory Mail List Post: http://archives.neohapsis.com/archives/bugtraq/1996_4/0317.html Mail List Post: http://archives.neohapsis.com/archives/bugtraq/1996_4/0320.html ISS X-Force ID: 3382 CVE-1999-0299