Covert Timing Channel Affecting openssl-perl package, versions *


Severity

Recommended
low

Based on CentOS security rating.

Threat Intelligence

EPSS
0.43% (76th percentile)

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  • Snyk IDSNYK-CENTOS6-OPENSSLPERL-1992585
  • published26 Jul 2021
  • disclosed25 Oct 2018

Introduced: 25 Oct 2018

CVE-2018-0735  (opens in a new tab)
CWE-385  (opens in a new tab)

How to fix?

There is no fixed version for Centos:6 openssl-perl.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssl-perl package and not the openssl-perl package as distributed by Centos. See How to fix? for Centos:6 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).

CVSS Scores

version 3.1