ID CVE-2011-3628
Summary Untrusted search path vulnerability in pam_motd (aka the MOTD module) in libpam-modules before 1.1.3-2ubuntu2.1 on Ubuntu 11.10, before 1.1.2-2ubuntu8.4 on Ubuntu 11.04, before 1.1.1-4ubuntu2.4 on Ubuntu 10.10, before 1.1.1-2ubuntu5.4 on Ubuntu 10.04 LTS, and before 0.99.7.1-5ubuntu6.5 on Ubuntu 8.04 LTS, when using certain configurations such as "session optional pam_motd.so", allows local users to gain privileges by modifying the PATH environment variable to reference a malicious command, as demonstrated via uname. Per: http://cwe.mitre.org/data/definitions/426.html "CWE-426: Untrusted Search Path"
References
Vulnerable Configurations
  • cpe:2.3:a:canonical:libpam-modules:0.9.7:*:*:*:*:*:*:*
    cpe:2.3:a:canonical:libpam-modules:0.9.7:*:*:*:*:*:*:*
  • cpe:2.3:a:canonical:libpam-modules:1.1.1:*:*:*:*:*:*:*
    cpe:2.3:a:canonical:libpam-modules:1.1.1:*:*:*:*:*:*:*
  • cpe:2.3:a:canonical:libpam-modules:1.1.2:*:*:*:*:*:*:*
    cpe:2.3:a:canonical:libpam-modules:1.1.2:*:*:*:*:*:*:*
  • cpe:2.3:a:canonical:libpam-modules:1.1.3:*:*:*:*:*:*:*
    cpe:2.3:a:canonical:libpam-modules:1.1.3:*:*:*:*:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:8.04:-:lts:*:*:*:*:*
    cpe:2.3:o:canonical:ubuntu_linux:8.04:-:lts:*:*:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:*
    cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:*
    cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*
    cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
    cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
CVSS
Base: 6.9 (as of 16-04-2014 - 15:04)
Impact:
Exploitability:
CWE NVD-CWE-Other
CAPEC
Access
VectorComplexityAuthentication
LOCAL MEDIUM NONE
Impact
ConfidentialityIntegrityAvailability
COMPLETE COMPLETE COMPLETE
cvss-vector via4 AV:L/AC:M/Au:N/C:C/I:C/A:C
refmap via4
confirm https://bugs.launchpad.net/ubuntu/%2Bsource/pam/%2Bbug/610125
ubuntu USN-1237-1
Last major update 16-04-2014 - 15:04
Published 15-04-2014 - 23:55
Last modified 16-04-2014 - 15:04
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