Information disclosure in OpenSSL - CVE-2018-0734
Published: November 1, 2018
Vulnerability identifier: #VU15668
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-0734
CWE-ID: CWE-200
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: OpenSSL Software Foundation
Affected software:
OpenSSL
OpenSSL
Detailed vulnerability description
The vulnerability allows a local attacker to obtain potentially sensitive information.
The vulnerability exists due to unspecified flaw in Digital Signature Algorithm (DSA). A local attacker can conduct a timing side-channel attack and recover the private key, which could be used to conduct further attacks.
How to mitigate CVE-2018-0734
The vulnerability has been fixed in the versions 1.0.2q, 1.1.0j, 1.1.1a.