CVE-2016-3115
Multiple CRLF injection vulnerabilities in session.c in sshd in OpenSSH before 7.2p2 allow remote authenticated users to bypass intended shell-command restrictions via crafted X11 forwarding data, related to the (1) do_authenticated1 and (2)…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 37.0%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
Description
Multiple CRLF injection vulnerabilities in session.c in sshd in OpenSSH before 7.2p2 allow remote authenticated users to bypass intended shell-command restrictions via crafted X11 forwarding data, related to the (1) do_authenticated1 and (2) session_x11_req functions.
- CVSS 3.1
- 6.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
- EPSS
- 37.02% probability · 98th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-93
- Affected
- openbsd/openssh · oracle/vm server
- Source
- cve@mitre.org
References
- http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/session.c
- http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/session.c.diff?r1=1.281&r2=1.282&f=h
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183101.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183122.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178838.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/179924.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/180491.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184264.html
- http://packetstormsecurity.com/files/136234/OpenSSH-7.2p1-xauth-Command-Injection-Bypass.html
- http://rhn.redhat.com/errata/RHSA-2016-0465.html
- http://rhn.redhat.com/errata/RHSA-2016-0466.html
- http://seclists.org/fulldisclosure/2016/Mar/46
- http://seclists.org/fulldisclosure/2016/Mar/47
- http://www.openssh.com/txt/x11fwd.advVendor Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlVendor Advisory
- http://www.securityfocus.com/bid/84314
- http://www.securitytracker.com/id/1035249
- https://bto.bluecoat.com/security-advisory/sa121
- https://github.com/tintinweb/pub/tree/master/pocs/cve-2016-3115
- https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
- https://security.gentoo.org/glsa/201612-18
- https://www.exploit-db.com/exploits/39569/
- https://www.freebsd.org/security/advisories/FreeBSD-SA-16:14.openssh.asc
- http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/session.c
- http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/session.c.diff?r1=1.281&r2=1.282&f=h
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183101.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183122.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178838.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.