CVE-2016-3115

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Summary

CVECVE-2016-3115
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-03-22 10:59:02 UTC
Updated2026-05-29 21:16:29 UTC
DescriptionMultiple 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.

Risk And Classification

Primary CVSS: v3.1 6.4 MEDIUM from ADP

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

EPSS: 0.370160000 probability, percentile 0.983230000 (date 2026-07-02)

Problem Types: NVD-CWE-Other | CWE-93 | n/a | CWE-93 CWE-93 Improper Neutralization of CRLF Sequences ('CRLF Injection')

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED6.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary6.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
3.0[email protected]Primary6.4MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
2.0[email protected]Primary5.5AV:N/AC:L/Au:S/C:P/I:P/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
None

AV:N/AC:L/Au:S/C:P/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Openbsd Openssh All p1 All All
Operating System Oracle Vm Server 3.2 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
OpenSSH <= 7.2p1 - xauth Injection af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com
[SECURITY] [DLA 1500-1] openssh security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org
www.freebsd.org/security/advisories/FreeBSD-SA-16:14.openssh.asc af854a3a-2127-422b-91ae-364da2661108 www.freebsd.org
[SECURITY] Fedora 24 Update: gsi-openssh-7.2p2-2.fc24 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
Oracle VM Server for x86 Bulletin - July 2016 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Vendor Advisory
[SECURITY] Fedora 24 Update: openssh-7.2p2-1.fc24 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
OpenSSH X11 Authentication Credentials Input Validation Flaw Lets Remote Authenticated Users Inject xauth Commands on the Target System - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
pub/pocs/cve-2016-3115 at master · tintinweb/pub · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com
www.openssh.com/txt/x11fwd.adv af854a3a-2127-422b-91ae-364da2661108 www.openssh.com Vendor Advisory
[SECURITY] Fedora 23 Update: openssh-7.2p2-1.fc23 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
CVS log for src/usr.bin/ssh/session.c af854a3a-2127-422b-91ae-364da2661108 cvsweb.openbsd.org
[SECURITY] Fedora 23 Update: gsi-openssh-7.2p2-1.fc23 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
Full Disclosure: CVE-2016-3115 - OpenSSH <=7.2p1 xauth injection af854a3a-2127-422b-91ae-364da2661108 seclists.org
Broadcom Support Portal af854a3a-2127-422b-91ae-364da2661108 bto.bluecoat.com
[SECURITY] Fedora 22 Update: openssh-6.9p1-11.fc22 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
OpenSSH 7.2p1 xauth Command Injection / Bypass ≈ Packet Storm af854a3a-2127-422b-91ae-364da2661108 packetstormsecurity.com
OpenSSH CVE-2016-3115 Remote Command Injection Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
[SECURITY] Fedora 22 Update: gsi-openssh-6.9p1-8.fc22 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
src/usr.bin/ssh/session.c - diff - 1.282 af854a3a-2127-422b-91ae-364da2661108 cvsweb.openbsd.org
Full Disclosure: CVE-2016-3116 - Dropbear SSH xauth injection af854a3a-2127-422b-91ae-364da2661108 seclists.org
Oracle Linux Bulletin - April 2016 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com
OpenSSH: Multiple vulnerabilities (GLSA 201612-18) — Gentoo security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
Oracle Solaris Bulletin - April 2016 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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