National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-0777 Detail

Description

The resend_bytes function in roaming_common.c in the client in OpenSSH 5.x, 6.x, and 7.x before 7.1p2 allows remote servers to obtain sensitive information from process memory by requesting transmission of an entire buffer, as demonstrated by reading a private key.

Source:  MITRE      Last Modified:  01/14/2016

Quick Info

CVE Dictionary Entry:
CVE-2016-0777
Original release date:
01/14/2016
Last revised:
11/20/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
6.5 Medium
Vector:
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N (legend)
Impact Score:
3.6
Exploitability Score:
2.8
CVSS Version 3 Metrics:
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
None
Availability (A):
None
CVSS Severity (version 2.0):
CVSS v2 Base Score:
4.0 MEDIUM
Vector:
(AV:N/AC:L/Au:S/C:P/I:N/A:N) (legend)
Impact Subscore:
2.9
Exploitability Subscore:
8.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Required to exploit
Impact Type:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10734 External Source CONFIRM http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10734
http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html Mailing List External Source APPLE APPLE-SA-2016-03-21-5
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176516.html External Source FEDORA FEDORA-2016-2e89eba0c1
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175592.html External Source FEDORA FEDORA-2016-67c6ef0d4f
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175676.html External Source FEDORA FEDORA-2016-c330264861
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176349.html External Source FEDORA FEDORA-2016-4556904561
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00006.html External Source SUSE SUSE-SU-2016:0117
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00007.html External Source SUSE SUSE-SU-2016:0118
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00008.html External Source SUSE SUSE-SU-2016:0119
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00009.html External Source SUSE SUSE-SU-2016:0120
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00013.html External Source SUSE openSUSE-SU-2016:0127
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00014.html External Source SUSE openSUSE-SU-2016:0128
http://packetstormsecurity.com/files/135273/Qualys-Security-Advisory-OpenSSH-Overflow-Leak.html External Source MISC http://packetstormsecurity.com/files/135273/Qualys-Security-Advisory-OpenSSH-Overflow-Leak.html
http://seclists.org/fulldisclosure/2016/Jan/44 External Source FULLDISC 20160115 Qualys Security Advisory - Roaming through the OpenSSH client: CVE-2016-0777 and CVE-2016-0778
http://www.debian.org/security/2016/dsa-3446 External Source DEBIAN DSA-3446
http://www.openssh.com/txt/release-7.1p2 Vendor Advisory External Source CONFIRM http://www.openssh.com/txt/release-7.1p2
http://www.openwall.com/lists/oss-security/2016/01/14/7 External Source MLIST [oss-security] 20160114 Qualys Security Advisory - Roaming through the OpenSSH client: CVE-2016-0777 and CVE-2016-0778
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html Third Party Advisory External Source CONFIRM http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html Third Party Advisory External Source CONFIRM http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
http://www.securityfocus.com/archive/1/archive/1/537295/100/0/threaded External Source BUGTRAQ 20160114 Qualys Security Advisory - Roaming through the OpenSSH client: CVE-2016-0777 and CVE-2016-0778
http://www.securityfocus.com/bid/80695 External Source BID 80695
http://www.securitytracker.com/id/1034671 External Source SECTRACK 1034671
http://www.ubuntu.com/usn/USN-2869-1 External Source UBUNTU USN-2869-1
https://blogs.sophos.com/2016/02/17/utm-up2date-9-354-released/ Third Party Advisory External Source CONFIRM https://blogs.sophos.com/2016/02/17/utm-up2date-9-354-released/
https://blogs.sophos.com/2016/02/29/utm-up2date-9-319-released/ Third Party Advisory External Source CONFIRM https://blogs.sophos.com/2016/02/29/utm-up2date-9-319-released/
https://bto.bluecoat.com/security-advisory/sa109 External Source CONFIRM https://bto.bluecoat.com/security-advisory/sa109
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05247375 Third Party Advisory External Source CONFIRM https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05247375
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05356388 External Source CONFIRM https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05356388
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05385680 External Source CONFIRM https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05385680
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722 External Source CONFIRM https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:07.openssh.asc External Source FREEBSD FreeBSD-SA-16:07
https://security.gentoo.org/glsa/201601-01 External Source GENTOO GLSA-201601-01
https://support.apple.com/HT206167 Third Party Advisory External Source CONFIRM https://support.apple.com/HT206167

Technical Details

Vulnerability Type (View All)

  • Information Leak / Disclosure (CWE-200)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
AND
OR
cpe:2.3:a:sophos:unified_threat_management_software:*:*:*:*:*:*:*:*    versions up to (including) 9.318
cpe:2.3:a:sophos:unified_threat_management_software:*:*:*:*:*:*:*:*    versions up to (including) 9.353
OR
cpe:2.3:h:sophos:unified_threat_management:110:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:120:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:220:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:320:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:425:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:525:*:*:*:*:*:*:*
cpe:2.3:h:sophos:unified_threat_management:625:*:*:*:*:*:*:*
Configuration 2
OR
cpe:2.3:o:oracle:linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
Configuration 3
OR
cpe:2.3:a:openbsd:openssh:5.0:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.0:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.1:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.2:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.3:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.3:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.4:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.4:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.5:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.5:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.6:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.6:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.7:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.7:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.8:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.8:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.9:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:5.9:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.0:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.0:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.1:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.2:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.2:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.2:p2:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.3:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.3:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.4:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.4:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.5:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.5:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.6:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.6:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.7:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.7:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.8:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.8:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.9:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:6.9:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:7.0:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:7.0:p1:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:7.1:*:*:*:*:*:*:*
cpe:2.3:a:openbsd:openssh:7.1:p1:*:*:*:*:*:*
Configuration 4
OR
cpe:2.3:a:hp:remote_device_access_virtual_customer_access_system:*:*:*:*:*:*:*:*    versions up to (including) 15.07
Configuration 5
OR
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*    versions up to (including) 10.11.3

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History 20 change records found - show changes