Use of a Broken or Risky Cryptographic Algorithm Affecting openssl package, versions <1.1.1a-1ubuntu2
Threat Intelligence
EPSS
0.56% (78th
percentile)
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Test your applications- Snyk ID SNYK-UBUNTU1910-OPENSSL-583095
- published 2 Dec 2018
- disclosed 29 Oct 2018
Introduced: 29 Oct 2018
CVE-2018-0735 Open this link in a new tabHow to fix?
Upgrade Ubuntu:19.10 openssl to version 1.1.1a-1ubuntu2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream openssl package and not the openssl package as distributed by Ubuntu.
See How to fix? for Ubuntu:19.10 relevant fixed versions and status.
The OpenSSL ECDSA 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 1.1.0j (Affected 1.1.0-1.1.0i). Fixed in OpenSSL 1.1.1a (Affected 1.1.1).
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-0735
- https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=56fb454d281a023b3f950d969693553d3f3ceea1
- https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=b1d6d55ece1c26fa2829e2b819b038d7b6d692b4
- https://nodejs.org/en/blog/vulnerability/november-2018-security-releases/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-0735
- https://www.debian.org/security/2018/dsa-4348
- https://lists.debian.org/debian-lts-announce/2018/11/msg00024.html
- https://security-tracker.debian.org/tracker/CVE-2018-0735
- https://www.oracle.com/security-alerts/cpujan2020.html
- https://security.netapp.com/advisory/ntap-20181105-0002/
- https://www.openssl.org/news/secadv/20181029.txt
- 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://access.redhat.com/errata/RHSA-2019:3700
- http://www.securityfocus.com/bid/105750
- http://www.securitytracker.com/id/1041986
- https://usn.ubuntu.com/3840-1/
- https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=56fb454d281a023b3f950d969693553d3f3ceea1
- https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=b1d6d55ece1c26fa2829e2b819b038d7b6d692b4
CVSS Scores
version 3.1