Timing Attack Affecting org.jenkins-ci.main:jenkins-core package, versions [,2.204.2)[2.205,2.219)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.39% (74th 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-JAVA-ORGJENKINSCIMAIN-3175882
  • published20 Dec 2022
  • disclosed24 May 2022
  • creditJesse Glick, CloudBees, Inc. and, independently, Wasin Saengow

Introduced: 24 May 2022

CVE-2020-2101  (opens in a new tab)
CWE-208  (opens in a new tab)

How to fix?

Upgrade org.jenkins-ci.main:jenkins-core to version 2.204.2, 2.219 or higher.

Overview

org.jenkins-ci.main:jenkins-core is an open source automation server.

Affected versions of this package are vulnerable to Timing Attack due to a missing usage of a constant-time comparison validating for connection secret when an inbound TCP agent connection is initiated. Exploiting this vulnerability allows attackers to use statistical methods to obtain the connection secret.

CVSS Scores

version 3.1