Key Management Errors Affecting openssh-debuginfo package, versions <0:7.4p1-11.68.amzn1
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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- published27 Sept 2021
- disclosed5 Jan 2017
Introduced: 5 Jan 2017
CVE-2016-10011 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2018.03 openssh-debuginfo to version 0:7.4p1-11.68.amzn1 or higher.
This issue was patched in ALAS-2017-898.
NVD Description
Note: Versions mentioned in the description apply only to the upstream openssh-debuginfo package and not the openssh-debuginfo package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.
authfile.c in sshd in OpenSSH before 7.4 does not properly consider the effects of realloc on buffer contents, which might allow local users to obtain sensitive private-key information by leveraging access to a privilege-separated child process.
References
- http://www.securityfocus.com/bid/94977
- https://cert-portal.siemens.com/productcert/pdf/ssa-676336.pdf
- https://github.com/openbsd/src/commit/ac8147a06ed2e2403fb6b9a0c03e618a9333c0e9
- https://security.netapp.com/advisory/ntap-20171130-0002/
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03818en_us
- https://www.openssh.com/txt/release-7.4
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.647637
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10011
- https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
- http://www.openwall.com/lists/oss-security/2016/12/19/2
- https://access.redhat.com/errata/RHSA-2017:2029
- http://www.securitytracker.com/id/1037490
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf