Access Restriction Bypass Affecting pam_ssh_agent_auth package, versions <0:0.9.3-9.31.62.amzn1
Threat Intelligence
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-AMZN201803-PAMSSHAGENTAUTH-1703667
- published 27 Sep 2021
- disclosed 1 May 2016
Introduced: 1 May 2016
CVE-2015-8325 Open this link in a new tabHow to fix?
Upgrade Amazon-Linux:2018.03 pam_ssh_agent_auth to version 0:0.9.3-9.31.62.amzn1 or higher.
This issue was patched in ALAS-2016-770.
NVD Description
Note: Versions mentioned in the description apply only to the upstream pam_ssh_agent_auth package and not the pam_ssh_agent_auth package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.
The do_setup_env function in session.c in sshd in OpenSSH through 7.2p2, when the UseLogin feature is enabled and PAM is configured to read .pam_environment files in user home directories, allows local users to gain privileges by triggering a crafted environment for the /bin/login program, as demonstrated by an LD_PRELOAD environment variable.
References
- http://www.securityfocus.com/bid/86187
- https://anongit.mindrot.org/openssh.git/commit/?id=85bdcd7c92fe7ff133bbc4e10a65c91810f88755
- https://bugzilla.redhat.com/show_bug.cgi?id=1328012
- https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-8325.html
- https://security.netapp.com/advisory/ntap-20180628-0001/
- https://security-tracker.debian.org/tracker/CVE-2015-8325
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8325
- http://www.debian.org/security/2016/dsa-3550
- https://security.gentoo.org/glsa/201612-18
- http://rhn.redhat.com/errata/RHSA-2016-2588.html
- http://rhn.redhat.com/errata/RHSA-2017-0641.html
- http://www.securitytracker.com/id/1036487
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf