CVE-2018-0734

Public on 2019-01-23
Modified on 2019-11-14
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).
Severity
Low
CVSS v3 Base Score
5.1
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 openssl 2019-11-11 17:41 ALAS2-2019-1362
Amazon Linux 2 openssl 2019-01-23 23:29 ALAS2-2019-1153
Amazon Linux 2 openssl 2019-11-11 17:41 ALAS2-2019-1362
Amazon Linux 2 openssl 2019-01-23 23:29 ALAS2-2019-1153
Amazon Linux 1 openssl 2019-03-21 18:40 ALAS-2019-1153

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.1 CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD CVSSv2 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N
NVD CVSSv3 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N