Vulnerability · Published Jun 22, 2022 · Assigned by jenkins

CVE-2022-34174

High 7.5

In plain English

A high-severity security flaw in Jenkins from Jenkins project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.6%top 23.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In Jenkins 2.355 and earlier, LTS 2.332.3 and earlier, an observable timing discrepancy on the login form allows distinguishing between login attempts with an invalid username, and login attempts with a valid username and wrong password, when using the Jenkins user database security realm.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20jenkins2.346.2-r0ALPINE-CVE-2022-34174
Alpine:v3.21jenkins2.346.2-r0ALPINE-CVE-2022-34174
Alpine:v3.22jenkins2.346.2-r0ALPINE-CVE-2022-34174
Alpine:v3.23jenkins2.346.2-r0ALPINE-CVE-2022-34174
Alpine:v3.24jenkins2.346.2-r0ALPINE-CVE-2022-34174
Mavenorg.jenkins-ci.main:jenkins-core2.356GHSA-9grj-j43m-mjqr
Mavenorg.jenkins-ci.main:jenkins-core2.332.4GHSA-9grj-j43m-mjqr

Affected products (as reported)

VendorProductVersions
Jenkins project Jenkins unspecified – through 2.355unspecified – through LTS 2.332.3

References