Access Restriction Bypass Affecting openssh package, versions <6.8_p1-r10
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-ALPINE32-OPENSSH-1087093
- published18 Mar 2021
- disclosed1 May 2016
Introduced: 1 May 2016
CVE-2015-8325 (opens in a new tab)How to fix?
Upgrade Alpine:3.2 openssh to version 6.8_p1-r10 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream openssh package and not the openssh package as distributed by Alpine.
See How to fix? for Alpine:3.2 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://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