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.
https://github.com/openbsd/src/commit/c76fac666ea038753294f2ac94d310f8adece9ce
http://www.openwall.com/lists/oss-security/2016/12/19/2
https://www.openssh.com/txt/release-7.4
https://www.exploit-db.com/exploits/40962/
https://bugs.chromium.org/p/project-zero/issues/detail?id=1010
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.647637
http://www.securitytracker.com/id/1037490
http://www.securityfocus.com/bid/94972
http://packetstormsecurity.com/files/140262/OpenSSH-Local-Privilege-Escalation.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://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
Source: MITRE
Published: 2017-01-05
Updated: 2022-12-13
Type: CWE-264
Base Score: 6.9
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 3.4
Severity: MEDIUM
Base Score: 7
Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1
Severity: HIGH