Debian Security Advisory

DLA-1408-1 simplesamlphp -- LTS security update

Date Reported:
29 Jun 2018
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2017-12868, CVE-2017-12872.
More information:
  • CVE-2017-12872 / CVE-2017-12868

    The (1) Htpasswd authentication source in the authcrypt module and (2) SimpleSAML_Session class in SimpleSAMLphp 1.14.11 and earlier allow remote attackers to conduct timing side-channel attacks by leveraging use of the standard comparison operator to compare secret material against user input.

    CVE-2017-12868 was a about an improper fix of CVE-2017-12872 in the initial patch released by upstream. We have used the correct patch.

For Debian 8 Jessie, these problems have been fixed in version 1.13.1-2+deb8u2.

We recommend that you upgrade your simplesamlphp packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: