Use of a Broken or Risky Cryptographic Algorithm Affecting openssl package, versions <1.0.1f-1ubuntu2.27


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
12.15% (96th percentile)

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  • Snyk IDSNYK-UBUNTU1404-OPENSSL-373426
  • published2 Dec 2018
  • disclosed30 Oct 2018

Introduced: 30 Oct 2018

CVE-2018-0734  (opens in a new tab)
CWE-327  (opens in a new tab)

How to fix?

Upgrade Ubuntu:14.04 openssl to version 1.0.1f-1ubuntu2.27 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:14.04 relevant fixed versions and status.

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).

References

CVSS Base Scores

version 3.1