CVE-2018-0734 Information
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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).
CVSS Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Reference
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00030.html http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00056.html http://www.securityfocus.com/bid/105758 https://access.redhat.com/errata/RHSA-2019:2304 https://access.redhat.com/errata/RHSA-2019:3700 https://access.redhat.com/errata/RHSA-2019:3932 https://access.redhat.com/errata/RHSA-2019:3933 https://access.redhat.com/errata/RHSA-2019:3935 https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=43e6a58d4991a451daf4891ff05a48735df871ac https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=8abfe72e8c1de1b95f50aa0d9134803b4d00070f https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=ef11e19d1365eea2b1851e6f540a0bf365d303e7 https://lists.fedoraproject.org/archives/list/[email protected]/message/EWC42UXL5GHTU5G77VKBF6JYUUNGSHOM/ https://lists.fedoraproject.org/archives/list/[email protected]/message/Y3IVFGSERAZLNJCK35TEM2R4726XIH3Z/ https://lists.fedoraproject.org/archives/list/[email protected]/message/ZBEV5QGDRFUZDMNECFXUSN5FMYOZDE4V/ https://nodejs.org/en/blog/vulnerability/november-2018-security-releases/ https://security.netapp.com/advisory/ntap-20181105-0002/ https://security.netapp.com/advisory/ntap-20190118-0002/ https://security.netapp.com/advisory/ntap-20190423-0002/ https://usn.ubuntu.com/3840-1/ https://www.debian.org/security/2018/dsa-4348 https://www.debian.org/security/2018/dsa-4355 https://www.openssl.org/news/secadv/20181030.txt https://www.oracle.com/security-alerts/cpuapr2020.html https://www.oracle.com/security-alerts/cpujan2020.html https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html https://www.tenable.com/security/tns-2018-16 https://www.tenable.com/security/tns-2018-17
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction Required
NONE
Scope
NONE
Confidentiality Impact
UNCHANGED
Integrity Impact
HIGH
Availability Impact
NONE
Base Score
NONE
Base Severity
5.9