Medium severity5.5NVD Advisory· Published Jun 20, 2016· Updated May 6, 2026
CVE-2016-2178
CVE-2016-2178
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.
Affected products
42cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*+ 29 more
- 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:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*+ 2 more
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:oracle:linux:5:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:oracle:linux:5:*:*:*:*:*:*:*
- cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*
- cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*
cpe:2.3:o:oracle:solaris:10:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:oracle:solaris:10:*:*:*:*:*:*:*
- cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise:12.0:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
68- www.openwall.com/lists/oss-security/2016/06/08/2nvdMailing ListPatchThird Party Advisory
- www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.htmlnvdPatchThird Party Advisory
- www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlnvdPatchThird Party Advisory
- www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.htmlnvdPatchThird Party Advisory
- www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.htmlnvdPatchThird Party Advisory
- www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlnvdPatchThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatch
- eprint.iacr.org/2016/594.pdfnvdTechnical DescriptionThird Party Advisory
- kb.juniper.net/InfoCenter/indexnvdThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-09/msg00022.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-09/msg00023.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-09/msg00024.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-09/msg00031.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-10/msg00005.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-10/msg00011.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-10/msg00012.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-10/msg00013.htmlnvdThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-10/msg00021.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-10/msg00029.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2017-10/msg00010.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2017-10/msg00011.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2018-02/msg00032.htmlnvdMailing ListThird Party Advisory
- rhn.redhat.com/errata/RHSA-2016-1940.htmlnvdThird Party Advisory
- rhn.redhat.com/errata/RHSA-2016-2957.htmlnvdThird Party Advisory
- rhn.redhat.com/errata/RHSA-2017-1659.htmlnvdThird Party Advisory
- seclists.org/fulldisclosure/2017/Jul/31nvdMailing ListThird Party Advisory
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160927-opensslnvdThird Party Advisory
- www-01.ibm.com/support/docview.wssnvdThird Party Advisory
- www.debian.org/security/2016/dsa-3673nvdThird Party Advisory
- www.huawei.com/en/psirt/security-advisories/huawei-sa-20170322-01-openssl-ennvdThird Party Advisory
- www.openwall.com/lists/oss-security/2016/06/08/10nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/06/08/11nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/06/08/12nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/06/08/4nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/06/08/5nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/06/08/6nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/06/08/7nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/06/08/8nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/06/09/2nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2016/06/09/8nvdMailing ListThird Party Advisory
- www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlnvdThird Party Advisory
- www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.htmlnvdThird Party Advisory
- www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.htmlnvdThird Party Advisory
- www.securityfocus.com/bid/91081nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1036054nvdThird Party AdvisoryVDB Entry
- www.splunk.com/view/SP-CAAAPSVnvdThird Party Advisory
- www.splunk.com/view/SP-CAAAPUEnvdThird Party Advisory
- www.ubuntu.com/usn/USN-3087-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-3087-2nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2017:0193nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2017:0194nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2017:1658nvdThird Party Advisory
- bto.bluecoat.com/security-advisory/sa132nvdThird Party Advisory
- h20566.www2.hpe.com/hpsc/doc/public/displaynvdThird Party Advisory
- h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplaynvdThird Party Advisory
- kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312nvdThird Party Advisory
- kc.mcafee.com/corporate/indexnvdThird Party Advisory
- nodejs.org/en/blog/vulnerability/september-2016-security-releases/nvdThird Party Advisory
- security.freebsd.org/advisories/FreeBSD-SA-16:26.openssl.ascnvdThird Party Advisory
- security.gentoo.org/glsa/201612-16nvdThird Party AdvisoryVDB Entry
- support.f5.com/csp/article/K53084033nvdThird Party Advisory
- support.hpe.com/hpsc/doc/public/displaynvdThird Party Advisory
- support.hpe.com/hpsc/doc/public/displaynvdThird Party Advisory
- www.arista.com/en/support/advisories-notices/security-advisories/1749-security-advisory-24nvdThird Party Advisory
- www.tenable.com/security/tns-2016-16nvdThird Party Advisory
- www.tenable.com/security/tns-2016-20nvdThird Party Advisory
- www.tenable.com/security/tns-2016-21nvdThird Party Advisory
- cert-portal.siemens.com/productcert/pdf/ssa-412672.pdfnvd
News mentions
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