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.
References (69)
Core 69
Core References
Third Party Advisory vendor-advisory
http://rhn.redhat.com/errata/RHSA-2017-1659.html
Mailing List, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2016/06/09/8
Third Party Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2017:1658
Third Party Advisory vendor-advisory
http://rhn.redhat.com/errata/RHSA-2016-1940.html
Third Party Advisory, VDB Entry vendor-advisory
https://security.gentoo.org/glsa/201612-16
Third Party Advisory, VDB Entry vdb-entry
http://www.securityfocus.com/bid/91081
Third Party Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2017:0194
Mailing List, Patch, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2016/06/08/2
Third Party Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2017:0193
Third Party Advisory vendor-advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html
Third Party Advisory vendor-advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:26.openssl.asc
Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00013.html
Third Party Advisory, VDB Entry vdb-entry
http://www.securitytracker.com/id/1036054
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00011.html
Third Party Advisory vendor-advisory
http://www.ubuntu.com/usn/USN-3087-1
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00012.html
Third Party Advisory vendor-advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160927-openssl
Mailing List, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2016/06/08/8
Mailing List, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2016/06/08/4
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00029.html
Mailing List, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2016/06/08/6
Third Party Advisory vendor-advisory
http://www.ubuntu.com/usn/USN-3087-2
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00010.html
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00031.html
Mailing List, Third Party Advisory mailing-list
http://seclists.org/fulldisclosure/2017/Jul/31
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00005.html
Mailing List, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2016/06/08/10
Mailing List, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2016/06/08/11
Mailing List, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2016/06/08/5
Third Party Advisory vendor-advisory
http://www.debian.org/security/2016/dsa-3673
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00023.html
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00032.html
Mailing List, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2016/06/08/12
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00022.html
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00011.html
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00021.html
Mailing List, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2016/06/08/7
Mailing List, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2016/06/09/2
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00024.html
Technical Description, Third Party Advisory
http://eprint.iacr.org/2016/594.pdf
Third Party Advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759
Third Party Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21995039
Third Party Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170322-01-openssl-en
Patch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
Patch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
Patch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
Patch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
Patch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
Third Party Advisory
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.splunk.com/view/SP-CAAAPSV
Third Party Advisory
http://www.splunk.com/view/SP-CAAAPUE
Third Party Advisory
https://bto.bluecoat.com/security-advisory/sa132
Issue Tracking, Patch
https://bugzilla.redhat.com/show_bug.cgi?id=1343400
Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c05302448
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://kc.mcafee.com/corporate/index?page=content&id=SB10215
Third Party Advisory
https://nodejs.org/en/blog/vulnerability/september-2016-security-releases/
Third Party Advisory
https://support.f5.com/csp/article/K53084033
Third Party Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en&docId=emr_na-hpesbhf03856en_us
Third Party Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03856en_us
Third Party Advisory
https://www.arista.com/en/support/advisories-notices/security-advisories/1749-security-advisory-24
Third Party Advisory
https://www.tenable.com/security/tns-2016-16
Third Party Advisory
https://www.tenable.com/security/tns-2016-20
Third Party Advisory
https://www.tenable.com/security/tns-2016-21
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
Scores
CVSS v3
5.5
EPSS
0.0022
EPSS Percentile
45.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-203
Status
published
Products (42)
canonical/ubuntu_linux
12.04
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
debian/debian_linux
8.0
nodejs/node.js
0.10.0 - 0.10.47
nodejs/node.js
4.2.0 - 4.6.0
openssl/openssl
1.0.1
openssl/openssl
1.0.1a
openssl/openssl
1.0.1b
openssl/openssl
1.0.1c
... and 32 more
Published
Jun 20, 2016
Tracked Since
Feb 18, 2026