Vulnerability CVE-2000-0786
Published: 2000-10-20   Modified: 2012-02-12

Description:
GNU userv 1.0.0 and earlier does not properly perform file descriptor swapping, which can corrupt the USERV_GROUPS and USERV_GIDS environmental variables and allow local users to bypass some access restrictions.

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
GNU -> Userv 

 References:
http://archives.neohapsis.com/archives/bugtraq/2000-07/0389.html
http://marc.info/?l=bugtraq&m=96473640717095&w=2
http://www.debian.org/security/2000/20000727
http://www.securityfocus.com/bid/1516
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