CVE-2018-0734

Impact:
Low
Public Date:
2018-10-16
CWE:
CWE-385
Bugzilla:
1644364: CVE-2018-0734 openssl: timing side channel attack in the DSA signature algorithm

The MITRE CVE dictionary describes this issue as:

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).

Find out more about CVE-2018-0734 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 5.1
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Local
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Impact None
Availability Impact None

Affected Packages State

Platform Package State
Red Hat OpenShift Enterprise 3 openssl Affected
Red Hat JBoss Web Server 3 openssl Affected
Red Hat JBoss EWS 2 openssl Will not fix
Red Hat JBoss EAP 6 openssl Affected
Red Hat JBoss Core Services 1 openssl Affected
Red Hat Enterprise Linux 8 compat-openssl10 Will not fix
Red Hat Enterprise Linux 8 openssl Affected
Red Hat Enterprise Linux 8 mingw-openssl Affected
Red Hat Enterprise Linux 7 openssl098e Will not fix
Red Hat Enterprise Linux 7 OVMF Affected
Red Hat Enterprise Linux 7 openssl Affected
Red Hat Enterprise Linux 6 openssl Will not fix
Red Hat Enterprise Linux 6 openssl098e Will not fix
Last Modified

CVE description copyright © 2017, The MITRE Corporation