6.9

CVE-2011-4122

Exploit
Directory traversal vulnerability in openpam_configure.c in OpenPAM before r478 on FreeBSD 8.1 allows local users to load arbitrary DSOs and gain privileges via a .. (dot dot) in the service_name argument to the pam_start function, as demonstrated by a .. in the -c option to kcheckpass.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Freebsd ≫ Freebsd Version8.1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.91% 0.554
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.9 3.4 10
AV:L/AC:M/Au:N/C:C/I:C/A:C
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

http://c-skills.blogspot.com/2011/11/openpam-trickery.html
Exploit
http://openwall.com/lists/oss-security/2011/12/07/3
http://openwall.com/lists/oss-security/2011/12/08/9
http://osvdb.org/76945
http://secunia.com/advisories/46756
Vendor Advisory
http://secunia.com/advisories/46804
Vendor Advisory
http://stealth.openwall.net/xSports/pamslam
http://trac.des.no/openpam/changeset/478/trunk/lib/openpam_configure.c
https://exchange.xforce.ibmcloud.com/vulnerabilities/71205