CVE-2016-10009
Description
Untrusted search path vulnerability in ssh-agent.c in ssh-agent in OpenSSH before 7.4 allows remote attackers to execute arbitrary local PKCS#11 modules by leveraging control over a forwarded agent-socket.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
OpenSSH < 7.4 - agent Protocol Arbitrary Library Loading
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| arch | fixed | 7.4p1-1 | |
| debian | bookworm | fixed | 1:7.4p1-1 |
| debian | bullseye | fixed | 1:7.4p1-1 |
| debian | forky | fixed | 1:7.4p1-1 |
| debian | sid | fixed | 1:7.4p1-1 |
| debian | trixie | fixed | 1:7.4p1-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| openbsd | openssh | {"endIncluding":"7.3"} | |
References
- https://www.suse.com/security/cve/CVE-2016-10009.html
- https://security.archlinux.org/ASA-201612-20
- http://packetstormsecurity.com/files/140261/OpenSSH-Arbitrary-Library-Loading.html
- http://packetstormsecurity.com/files/173661/OpenSSH-Forwarded-SSH-Agent-Remote-Code-Execution.html
- http://seclists.org/fulldisclosure/2023/Jul/31
- http://www.openwall.com/lists/oss-security/2016/12/19/2
- http://www.openwall.com/lists/oss-security/2023/07/19/9
- http://www.openwall.com/lists/oss-security/2023/07/20/1
- http://www.securityfocus.com/bid/94968
- http://www.securitytracker.com/id/1037490
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.647637
- https://access.redhat.com/errata/RHSA-2017:2029
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1009
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
- https://github.com/openbsd/src/commit/9476ce1dd37d3c3218d5640b74c34c65e5f4efe5
- https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
- https://security.FreeBSD.org/advisories/FreeBSD-SA-17:01.openssh.asc
- 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://usn.ubuntu.com/3538-1/
- https://www.exploit-db.com/exploits/40963/
- https://www.openssh.com/txt/release-7.4
- https://security-tracker.debian.org/tracker/CVE-2016-10009
CWEs
CWE-426
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.