National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-2177 Detail

Current Description

OpenSSL through 1.0.2h incorrectly uses pointer arithmetic for heap-buffer boundary checks, which might allow remote attackers to cause a denial of service (integer overflow and application crash) or possibly have unspecified other impact by leveraging unexpected malloc behavior, related to s3_srvr.c, ssl_sess.c, and t1_lib.c.

Source:  MITRE
Description Last Modified:  06/19/2016
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.8 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759 Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1940.html
http://rhn.redhat.com/errata/RHSA-2016-2957.html
http://rhn.redhat.com/errata/RHSA-2017-1659.html
http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html Third Party Advisory
http://www.securityfocus.com/bid/91319 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1036088 Third Party Advisory VDB Entry
http://www.splunk.com/view/SP-CAAAPSV Third Party Advisory
http://www.splunk.com/view/SP-CAAAPUE Third Party Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21995039 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0193
https://access.redhat.com/errata/RHSA-2017:0194
https://access.redhat.com/errata/RHSA-2017:1658
https://bto.bluecoat.com/security-advisory/sa132 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1341705 Issue Tracking Patch
https://git.openssl.org/?p=openssl.git;a=commit;h=a004e72b95835136d3f1ea90517f706c24c03da7 Issue Tracking Patch Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03763en_us
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05302448 Third Party Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-18-144-01
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312 Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10165 Third Party Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:26.openssl.asc
https://security.gentoo.org/glsa/201612-16 Patch Third Party Advisory VDB Entry
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03856en_us
https://www.citect.schneider-electric.com/safety-and-security-central/36-security-notifications/9134-vulnerabilities-within-schneider-electric-floating-license-manager
https://www.openssl.org/news/vulnerabilities.html#y2017 Vendor Advisory
https://www.schneider-electric.com/en/download/document/SEVD-2018-137-01/
https://www.schneider-electric.com/en/download/document/SEVD-2018-144-01/
https://www.tenable.com/security/tns-2016-16 Third Party Advisory
https://www.tenable.com/security/tns-2016-20
https://www.tenable.com/security/tns-2016-21

Technical Details

Vulnerability Type (View All)

  • Integer Overflow or Wraparound (CWE-190)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:hp:icewall_mcrp:3.0:*:*:*:*:*:*:*
cpe:2.3:a:hp:icewall_sso:10.0:*:*:*:certd:*:*:*
cpe:2.3:a:hp:icewall_sso:10.0:*:*:*:dfw:*:*:*
cpe:2.3:a:hp:icewall_sso_agent_option:10.0:*:*:*:*:*:*:*
Configuration 2
OR
cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1d:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1e:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1f:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1g:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1h:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1i:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1j:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1k:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1l:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1m:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1n:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1o:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1p:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1q:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1r:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1s:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.1t:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2a:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2b:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2c:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2d:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2e:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2f:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2g:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:1.0.2h:*:*:*:*:*:*:*
Configuration 3
OR
cpe:2.3:o:oracle:linux:5:*:*:*:*:*:*:*
cpe:2.3:o:oracle:linux:6.0:*:*:*:*:*:*:*
cpe:2.3:o:oracle:linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:oracle:solaris:10:*:*:*:*:*:*:*
cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*

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

Change History

26 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-2177
NVD Published Date:
06/19/2016
NVD Last Modified:
07/11/2018