Unrated severityNVD Advisory· Published Oct 30, 2018· Updated Sep 16, 2024
Timing attack against DSA
CVE-2018-0734
Description
The OpenSSL DSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signing algorithm to recover the private key. Fixed in OpenSSL 1.1.1a (Affected 1.1.1). Fixed in OpenSSL 1.1.0j (Affected 1.1.0-1.1.0i). Fixed in OpenSSL 1.0.2q (Affected 1.0.2-1.0.2p).
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
49<1.0.2q, <1.1.0j, <1.1.1a+ 1 more
- (no CPE)range: <1.0.2q, <1.1.0j, <1.1.1a
- (no CPE)range: Fixed in OpenSSL 1.1.1a (Affected 1.1.1)
- osv-coords47 versionspkg:rpm/opensuse/openssl-1_0_0&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/openssl-1_1&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/virtualbox&distro=openSUSE%20Leap%2015.0pkg:rpm/opensuse/virtualbox&distro=openSUSE%20Leap%2015.1pkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP4pkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2012pkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/nodejs4&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/nodejs4&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Web%20and%20Scripting%2012pkg:rpm/suse/nodejs6&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/nodejs6&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Web%20and%20Scripting%2012pkg:rpm/suse/nodejs6&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/nodejs6&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/openssl-1_0_0&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP4pkg:rpm/suse/openssl-1_0_0&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015pkg:rpm/suse/openssl-1_0_0&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4pkg:rpm/suse/openssl-1_0_0&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/openssl-1_0_0&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP4pkg:rpm/suse/openssl-1_1&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP4pkg:rpm/suse/openssl-1_1&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015pkg:rpm/suse/openssl-1_1&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4pkg:rpm/suse/openssl-1_1&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/openssl-1_1&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP4pkg:rpm/suse/openssl1&distro=SUSE%20Linux%20Enterprise%20Server%2011-SECURITYpkg:rpm/suse/openssl&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/openssl&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/openssl&distro=SUSE%20Studio%20Onsite%201.3
< 1.0.2u-6.2+ 46 more
- (no CPE)range: < 1.0.2u-6.2
- (no CPE)range: < 1.1.1l-1.2
- (no CPE)range: < 5.2.24-lp150.4.33.1
- (no CPE)range: < 6.0.10-lp151.2.6.1
- (no CPE)range: < 0.9.8j-106.9.1
- (no CPE)range: < 0.9.8j-106.9.1
- (no CPE)range: < 0.9.8j-106.9.1
- (no CPE)range: < 0.9.8j-106.9.1
- (no CPE)range: < 0.9.8j-106.9.1
- (no CPE)range: < 0.9.8j-106.9.1
- (no CPE)range: < 0.9.8j-106.9.1
- (no CPE)range: < 4.9.1-15.17.1
- (no CPE)range: < 4.9.1-15.17.1
- (no CPE)range: < 6.16.0-11.21.1
- (no CPE)range: < 6.16.0-11.21.1
- (no CPE)range: < 6.16.0-11.21.1
- (no CPE)range: < 6.16.0-11.21.1
- (no CPE)range: < 1.0.2p-3.3.1
- (no CPE)range: < 1.0.2p-3.11.1
- (no CPE)range: < 1.0.2p-3.3.1
- (no CPE)range: < 1.0.2p-3.3.1
- (no CPE)range: < 1.0.2p-3.3.1
- (no CPE)range: < 1.1.1-2.3.1
- (no CPE)range: < 1.1.0i-4.15.1
- (no CPE)range: < 1.1.1-2.3.1
- (no CPE)range: < 1.1.1-2.3.1
- (no CPE)range: < 1.1.1-2.3.1
- (no CPE)range: < 1.0.1g-0.58.15.1
- (no CPE)range: < 1.0.2j-60.46.1
- (no CPE)range: < 1.0.2j-60.46.1
- (no CPE)range: < 0.9.8j-0.106.18.1
- (no CPE)range: < 0.9.8j-0.106.18.1
- (no CPE)range: < 0.9.8j-0.106.18.1
- (no CPE)range: < 0.9.8j-0.106.18.1
- (no CPE)range: < 1.0.1i-54.20.1
- (no CPE)range: < 1.0.2j-60.46.1
- (no CPE)range: < 1.0.2j-60.46.1
- (no CPE)range: < 1.0.2j-60.46.1
- (no CPE)range: < 1.0.1i-27.34.1
- (no CPE)range: < 0.9.8j-0.106.18.1
- (no CPE)range: < 1.0.1i-54.20.1
- (no CPE)range: < 1.0.2j-60.46.1
- (no CPE)range: < 1.0.2j-60.46.1
- (no CPE)range: < 0.9.8j-0.106.18.1
- (no CPE)range: < 1.0.2j-60.46.1
- (no CPE)range: < 1.0.2j-60.46.1
- (no CPE)range: < 0.9.8j-0.106.18.1
Patches
Vulnerability mechanics
References
29- lists.opensuse.org/opensuse-security-announce/2019-06/msg00030.htmlmitrevendor-advisoryx_refsource_SUSE
- lists.opensuse.org/opensuse-security-announce/2019-07/msg00056.htmlmitrevendor-advisoryx_refsource_SUSE
- access.redhat.com/errata/RHSA-2019:2304mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2019:3700mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2019:3932mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2019:3933mitrevendor-advisoryx_refsource_REDHAT
- access.redhat.com/errata/RHSA-2019:3935mitrevendor-advisoryx_refsource_REDHAT
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EWC42UXL5GHTU5G77VKBF6JYUUNGSHOM/mitrevendor-advisoryx_refsource_FEDORA
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y3IVFGSERAZLNJCK35TEM2R4726XIH3Z/mitrevendor-advisoryx_refsource_FEDORA
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZBEV5QGDRFUZDMNECFXUSN5FMYOZDE4V/mitrevendor-advisoryx_refsource_FEDORA
- usn.ubuntu.com/3840-1/mitrevendor-advisoryx_refsource_UBUNTU
- www.debian.org/security/2018/dsa-4348mitrevendor-advisoryx_refsource_DEBIAN
- www.debian.org/security/2018/dsa-4355mitrevendor-advisoryx_refsource_DEBIAN
- www.securityfocus.com/bid/105758mitrevdb-entryx_refsource_BID
- git.openssl.org/gitweb/mitrex_refsource_CONFIRM
- git.openssl.org/gitweb/mitrex_refsource_CONFIRM
- git.openssl.org/gitweb/mitrex_refsource_CONFIRM
- nodejs.org/en/blog/vulnerability/november-2018-security-releases/mitrex_refsource_CONFIRM
- security.netapp.com/advisory/ntap-20181105-0002/mitrex_refsource_CONFIRM
- security.netapp.com/advisory/ntap-20190118-0002/mitrex_refsource_CONFIRM
- security.netapp.com/advisory/ntap-20190423-0002/mitrex_refsource_CONFIRM
- www.openssl.org/news/secadv/20181030.txtmitrex_refsource_CONFIRM
- www.oracle.com/security-alerts/cpuapr2020.htmlmitrex_refsource_MISC
- www.oracle.com/security-alerts/cpujan2020.htmlmitrex_refsource_MISC
- www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlmitrex_refsource_MISC
- www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.htmlmitrex_refsource_CONFIRM
- www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.htmlmitrex_refsource_MISC
- www.tenable.com/security/tns-2018-16mitrex_refsource_CONFIRM
- www.tenable.com/security/tns-2018-17mitrex_refsource_CONFIRM
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