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Ubuntu: (Multiple Advisories) (CVE-2014-2583): PAM regression

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Ubuntu: (Multiple Advisories) (CVE-2014-2583): PAM regression

Severity
6
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:N)
Published
04/10/2014
Created
07/25/2018
Added
03/22/2016
Modified
04/25/2018

Description

Multiple directory traversal vulnerabilities in pam_timestamp.c in the pam_timestamp module for Linux-PAM (aka pam) 1.1.8 allow local users to create arbitrary files or possibly bypass authentication via a .. (dot dot) in the (1) PAM_RUSER value to the get_ruser function or (2) PAM_TTY value to the check_tty function, which is used by the format_timestamp_name function.

Solution(s)

  • ubuntu-upgrade-libpam-modules

References

  • USN-2935-1
  • USN-2935-2
  • USN-2935-3
  • 66493
  • GLSA-201605-05
  • CVE-2014-2583

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