CVE-2016-10011

Description

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.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.01%
Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://security.netapp.com/advisory/ntap-20171130-0002/
http://www.openwall.com/lists/oss-security/2016/12/19/2 release notes mailing list
http://www.securitytracker.com/id/1037490 vdb entry
https://github.com/openbsd/src/commit/ac8147a06ed2e2403fb6b9a0c03e618a9333c0e9 patch
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03818en_us
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.647637
https://access.redhat.com/errata/RHSA-2017:2029 vendor advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html mailing list
http://www.securityfocus.com/bid/94977 vdb entry
https://www.openssh.com/txt/release-7.4
https://cert-portal.siemens.com/productcert/pdf/ssa-676336.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf

Frequently Asked Questions

What is the severity of CVE-2016-10011?
CVE-2016-10011 has been scored as a medium severity vulnerability.
How to fix CVE-2016-10011?
To fix CVE-2016-10011, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-10011 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-10011 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.