CVE-2011-3148

MEDIUM

Description

Stack-based buffer overflow in the _assemble_line function in modules/pam_env/pam_env.c in Linux-PAM (aka pam) before 1.1.5 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via a long string of white spaces at the beginning of the ~/.pam_environment file.

References

http://git.fedorahosted.org/git/?p=linux-pam.git;a=commitdiff;h=caf5e7f61c8d9288daa49b4f61962e6b1239121d

http://secunia.com/advisories/46583

http://secunia.com/advisories/49711

http://security.gentoo.org/glsa/glsa-201206-31.xml

http://www.ubuntu.com/usn/USN-1237-1

https://bugs.launchpad.net/ubuntu/+source/pam/+bug/874469

Details

Source: MITRE

Published: 2012-07-22

Updated: 2019-01-03

Type: CWE-119

Risk Information

CVSS v2.0

Base Score: 4.6

Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 3.9

Severity: MEDIUM