Use of a Broken or Risky Cryptographic Algorithm Affecting openssl package, versions <1.1.0g-2ubuntu4.3


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
4.76% (91st percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-UBUNTU1804-OPENSSL-373434
  • published2 Dec 2018
  • disclosed29 Oct 2018

Introduced: 29 Oct 2018

CVE-2018-0735  (opens in a new tab)
CWE-327  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.04 openssl to version 1.1.0g-2ubuntu4.3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssl package and not the openssl package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 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 Base Scores

version 3.1