#VU13551 Timing attack in OpenBSD

 

#VU13551 Timing attack in OpenBSD

Published: July 4, 2018


Vulnerability identifier: #VU13551
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
OpenBSD
Software vendor:
OpenBSD

Description

The vulnerability allows a remote attacker to conduct timing attack on the target system.

The weakness exists due to DSA and ECDSA signature generation can potentially leak secret information. A remote attacker can conduct a timing side-channel attack and gain access to potentially sensitive information.

Remediation

Update to version 6.3.

External links