CVE-2016-2178 Detail

Current Description

The dsa_sign_setup function in crypto/dsa/dsa_ossl.c in OpenSSL through 1.0.2h does not properly ensure the use of constant-time operations, which makes it easier for local users to discover a DSA private key via a timing side-channel attack.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  5.5 MEDIUM
Vector:  CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://eprint.iacr.org/2016/594.pdf Technical Description  Third Party Advisory 
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759 Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00013.html 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-01.ibm.com/support/docview.wss?uid=swg21995039 Third Party Advisory 
http://www.openwall.com/lists/oss-security/2016/06/08/2 Mailing List  Patch  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2016/06/09/8 Mailing List  Third Party Advisory 
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/91081 Third Party Advisory  VDB Entry 
http://www.securitytracker.com/id/1036054 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 
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=1343400 Issue Tracking  Patch 
https://git.openssl.org/?p=openssl.git;a=commit;h=399944622df7bd81af62e67ea967c470534090e2 Issue Tracking  Patch  Third Party Advisory 
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05302448 Third Party Advisory 
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312 Third Party Advisory 
https://nodejs.org/en/blog/vulnerability/september-2016-security-releases/ Third Party Advisory 
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:26.openssl.asc
https://security.gentoo.org/glsa/201612-16 Third Party Advisory  VDB Entry 
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03856en_us
https://www.openssl.org/news/vulnerabilities.html#y2017 Vendor Advisory 
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

Weakness Enumeration

CWE-ID CWE Name Source
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor cwe source acceptance level NIST  

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Change History

23 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-2178
NVD Published Date:
06/19/2016
NVD Last Modified:
12/27/2019
Source:
MITRE