CVE-2016-2178

Summary

CVECVE-2016-2178
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-06-20 01:59:00 UTC
Updated2023-11-07 02:31:00 UTC
DescriptionThe 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.

Risk And Classification

Problem Types: CWE-203

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 12.04 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Debian Debian Linux 8.0 All All All
Application Nodejs Node.js All All All All
Application Nodejs Node.js All All All All
Application Nodejs Node.js All All All All
Application Openssl Openssl 1.0.1 All All All
Application Openssl Openssl 1.0.1a All All All
Application Openssl Openssl 1.0.1b All All All
Application Openssl Openssl 1.0.1c All All All
Application Openssl Openssl 1.0.1d All All All
Application Openssl Openssl 1.0.1e All All All
Application Openssl Openssl 1.0.1f All All All
Application Openssl Openssl 1.0.1g All All All
Application Openssl Openssl 1.0.1h All All All
Application Openssl Openssl 1.0.1i All All All
Application Openssl Openssl 1.0.1j All All All
Application Openssl Openssl 1.0.1k All All All
Application Openssl Openssl 1.0.1l All All All
Application Openssl Openssl 1.0.1m All All All
Application Openssl Openssl 1.0.1n All All All
Application Openssl Openssl 1.0.1o All All All
Application Openssl Openssl 1.0.1p All All All
Application Openssl Openssl 1.0.1q All All All
Application Openssl Openssl 1.0.1r All All All
Application Openssl Openssl 1.0.1s All All All
Application Openssl Openssl 1.0.1t All All All
Application Openssl Openssl 1.0.2 All All All
Application Openssl Openssl 1.0.2a All All All
Application Openssl Openssl 1.0.2b All All All
Application Openssl Openssl 1.0.2c All All All
Application Openssl Openssl 1.0.2d All All All
Application Openssl Openssl 1.0.2e All All All
Application Openssl Openssl 1.0.2f All All All
Application Openssl Openssl 1.0.2g All All All
Application Openssl Openssl 1.0.2h All All All
Application Openssl Openssl 1.0.1 All All All
Application Openssl Openssl 1.0.1a All All All
Application Openssl Openssl 1.0.1b All All All
Application Openssl Openssl 1.0.1c All All All
Application Openssl Openssl 1.0.1d All All All
Application Openssl Openssl 1.0.1e All All All
Application Openssl Openssl 1.0.1f All All All
Application Openssl Openssl 1.0.1g All All All
Application Openssl Openssl 1.0.1h All All All
Application Openssl Openssl 1.0.1i All All All
Application Openssl Openssl 1.0.1j All All All
Application Openssl Openssl 1.0.1k All All All
Application Openssl Openssl 1.0.1l All All All
Application Openssl Openssl 1.0.1m All All All
Application Openssl Openssl 1.0.1n All All All
Application Openssl Openssl 1.0.1o All All All
Application Openssl Openssl 1.0.1p All All All
Application Openssl Openssl 1.0.1q All All All
Application Openssl Openssl 1.0.1r All All All
Application Openssl Openssl 1.0.1s All All All
Application Openssl Openssl 1.0.1t All All All
Application Openssl Openssl 1.0.2 All All All
Application Openssl Openssl 1.0.2a All All All
Application Openssl Openssl 1.0.2b All All All
Application Openssl Openssl 1.0.2c All All All
Application Openssl Openssl 1.0.2d All All All
Application Openssl Openssl 1.0.2e All All All
Application Openssl Openssl 1.0.2f All All All
Application Openssl Openssl 1.0.2g All All All
Application Openssl Openssl 1.0.2h All All All
Operating System Oracle Linux 5 All All All
Operating System Oracle Linux 6 All All All
Operating System Oracle Linux 7 All All All
Operating System Oracle Linux 5 All All All
Operating System Oracle Linux 6 All All All
Operating System Oracle Linux 7 All All All
Operating System Oracle Solaris 10 All All All
Operating System Oracle Solaris 11.3 All All All
Operating System Oracle Solaris 10 All All All
Operating System Oracle Solaris 11.3 All All All
Operating System Suse Linux Enterprise 12.0 All All All
Operating System Suse Linux Enterprise 12.0 All All All

References

ReferenceSourceLinkTags
[security-announce] openSUSE-SU-2016:2537-1: important: Security update for compat-openssl098 - openSUSE Security Announce - openSUSE Mailing Lists SUSE lists.opensuse.org
Oracle Solaris Bulletin - April 2016 CONFIRM www.oracle.com Third Party Advisory
oss-security - Re: CVE-2016-2178: OpenSSL DSA follows a non-constant time codepath for certain operations MLIST www.openwall.com
[security-announce] SUSE-SU-2016:2394-1: important: Security update for SUSE lists.opensuse.org
Security updates for all active release lines, September 2016 | Node.js CONFIRM nodejs.org Third Party Advisory
[security-announce] SUSE-SU-2016:2458-1: important: Security update for SUSE lists.opensuse.org
OpenSSL DSA Signing Constant Timing Bug May Let Remote Users Obtain Potentially Sensitive Information on the Target System - SecurityTracker SECTRACK www.securitytracker.com Third Party Advisory, VDB Entry
Red Hat Customer Portal REDHAT access.redhat.com
[security-announce] SUSE-SU-2016:2468-1: important: Security update for SUSE lists.opensuse.org
Document Display | HPE Support Center CONFIRM support.hpe.com
oss-security - Re: CVE-2016-2178: OpenSSL DSA follows a non-constant time codepath for certain operations MLIST www.openwall.com
/news/vulnerabilities.html MISC www.openssl.org Vendor Advisory
Oracle Critical Patch Update - January 2018 CONFIRM www.oracle.com
oss-security - Re: CVE-2016-2178: OpenSSL DSA follows a non-constant time codepath for certain operations MLIST www.openwall.com
Document Display | HPE Support Center CONFIRM h20566.www2.hpe.com
Oracle Critical Patch Update - April 2018 CONFIRM www.oracle.com
Red Hat Customer Portal REDHAT rhn.redhat.com
USN-3087-1: OpenSSL vulnerabilities | Ubuntu UBUNTU www.ubuntu.com
Document Display | HPE Support Center CONFIRM h20566.www2.hpe.com Third Party Advisory
Splunk Enterprise 6.4.5 addresses multiple vulnerabilities | Splunk CONFIRM www.splunk.com Third Party Advisory
Oracle Linux Bulletin - October 2016 CONFIRM www.oracle.com Third Party Advisory
Oracle Critical Patch Update - October 2016 CONFIRM www.oracle.com Third Party Advisory
[security-announce] openSUSE-SU-2018:0458-1: important: Security update SUSE lists.opensuse.org
oss-security - Re: CVE-2016-2178: OpenSSL DSA follows a non-constant time codepath for certain operations MLIST www.openwall.com
Debian -- Security Information -- DSA-3673-1 openssl DEBIAN www.debian.org
Public KB - SA40312 - September 22 2016 OpenSSL Security Advisory CONFIRM kb.pulsesecure.net Third Party Advisory
[security-announce] openSUSE-SU-2016:2407-1: important: Security update SUSE lists.opensuse.org
[security-announce] SUSE-SU-2016:2469-1: important: Security update for SUSE lists.opensuse.org
[security-announce] openSUSE-SU-2016:2391-1: important: Security update SUSE lists.opensuse.org
Knowledge Center CONFIRM kc.mcafee.com
OpenSSL: Multiple vulnerabilities (GLSA 201612-16) — Gentoo security GENTOO security.gentoo.org Third Party Advisory, VDB Entry
Security Advisory 0024 - Arista MISC www.arista.com
Red Hat Customer Portal REDHAT rhn.redhat.com
support.f5.com/csp/article/K53084033 CONFIRM support.f5.com
oss-security - Re: CVE-2016-2178: OpenSSL DSA follows a non-constant time codepath for certain operations MLIST www.openwall.com
Multiple Vulnerabilities in OpenSSL Affecting Cisco Products: September 2016 CISCO tools.cisco.com
[R5] Nessus 6.9 Fixes Multiple Vulnerabilities - Security Advisory | Tenable Network Security CONFIRM www.tenable.com Third Party Advisory
OpenSSL CVE-2016-2178 Side Channel Attack Information Disclosure Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
[security-announce] SUSE-SU-2017:2700-1: important: Security update for SLES 12-SP1 Docker image - openSUSE Security Announce - openSUSE Mailing Lists SUSE lists.opensuse.org
oss-security - Re: CVE-2016-2178: OpenSSL DSA follows a non-constant time codepath for certain operations MLIST www.openwall.com
Red Hat Customer Portal REDHAT access.redhat.com
USN-3087-2: OpenSSL regression | Ubuntu UBUNTU www.ubuntu.com
oss-security - Re: CVE-2016-2178: OpenSSL DSA follows a non-constant time codepath for certain operations MLIST www.openwall.com
SA132 : OpenSSL Vulnerabilities 22-Sep-2016 and 26-Sep-2016 CONFIRM bto.bluecoat.com Third Party Advisory
oss-security - Re: CVE-2016-2178: OpenSSL DSA follows a non-constant time codepath for certain operations MLIST www.openwall.com
cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf CONFIRM cert-portal.siemens.com
Splunk Enterprise 6.5.1 addresses multiple OpenSSL vulnerabilities | Splunk CONFIRM www.splunk.com Third Party Advisory
Oracle VM Server for x86 Bulletin - October 2016 CONFIRM www.oracle.com Third Party Advisory
oss-security - Re: CVE-2016-2178: OpenSSL DSA follows a non-constant time codepath for certain operations MLIST www.openwall.com Mailing List, Third Party Advisory
[R2] PVS 5.2.0 Fixes Multiple Third-party Library Vulnerabilities - Security Advisory | Tenable Network Security CONFIRM www.tenable.com
oss-security - Re: CVE-2016-2178: OpenSSL DSA follows a non-constant time codepath for certain operations MLIST www.openwall.com
Document Display | HPE Support Center CONFIRM support.hpe.com
Full Disclosure: Orion Elite Hidden IP Browser Pro - All Versions - Multiple Known Vulnerabilities FULLDISC seclists.org
Juniper Networks - 2016-10 Security Bulletin: OpenSSL security updates CONFIRM kb.juniper.net Third Party Advisory
[security-announce] SUSE-SU-2017:2699-1: important: Security update for SUSE lists.opensuse.org
Red Hat Customer Portal REDHAT access.redhat.com
Security Advisory - Sixteen OpenSSL Vulnerabilities on Some Huawei products CONFIRM www.huawei.com
[security-announce] SUSE-SU-2016:2387-1: important: Security update for SUSE lists.opensuse.org
[security-announce] openSUSE-SU-2016:2496-1: important: Security update SUSE lists.opensuse.org
1343400 – (CVE-2016-2178) CVE-2016-2178 openssl: Non-constant time codepath followed for certain operations in DSA implementation CONFIRM bugzilla.redhat.com Issue Tracking, Patch
IBM Security Bulletin: Vulnerabilities in OpenSSL, OpenVPN and GNU glibc affect IBM Security Virtual Server Protection for VMware - United States CONFIRM www-01.ibm.com Third Party Advisory
git.openssl.org Git - openssl.git/commit CONFIRM git.openssl.org Issue Tracking, Patch, Third Party Advisory
Oracle Critical Patch Update - July 2017 CONFIRM www.oracle.com
[R1] LCE 4.8.2 Fixes Multiple Third-party Library Vulnerabilities - Security Advisory | Tenable Network Security CONFIRM www.tenable.com
Oracle Critical Patch Update - October 2017 CONFIRM www.oracle.com
oss-security - CVE-2016-2178: OpenSSL DSA follows a non-constant time codepath for certain operations MLIST www.openwall.com Mailing List, Patch, Third Party Advisory
FreeBSD-SA-16:26 FREEBSD security.FreeBSD.org
Red Hat Customer Portal REDHAT rhn.redhat.com
[security-announce] SUSE-SU-2016:2470-1: important: Security update for SUSE lists.opensuse.org Third Party Advisory
git.openssl.org Git - openssl.git/commit git.openssl.org
eprint.iacr.org/2016/594.pdf MISC eprint.iacr.org Technical Description, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 390226 Oracle Managed Virtualization (VM) Server for x86 Security Update for Open Secure Sockets Layer (OpenSSL) (OVMSA-2021-0011)
  • 390284 Oracle Managed Virtualization (VM) Server for x86 Security Update for Open Secure Sockets Layer (OpenSSL) (OVMSA-2023-0013)
  • 591093 ABB Relion 650, Relion 670 Open Secure Sockets Layer (OpenSSL) Multiple Vulnerabilities (ABB-VU-PGGA-1MRG024369) (ABB-VU-PGGA-1MRG025160)
  • 591280 Siemens SCALANCE X-200RNA Switch Devices Denial of Service (DoS) Multiple Vulnerabilities (ICSA-22-349-21, SSA-412672)
  • 671109 EulerOS Security Update for Open Secure Sockets Layer098e (OpenSSL098e) (EulerOS-SA-2019-2509)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report