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GHSA-x274-9m9r-fm5g CVE-2015-7539

Jenkins does not Verify Checksums for Plugin Files

High Maven
Severity
7.5 / 10
High · CVSS 3.0
Exploit chance (EPSS)
1.40%
Chance of exploitation in the next 30 days. Higher than 72.44% of scored vulnerabilities.
Known exploited
No
Not in CISA's catalog
Weakness
CWE-345 Insufficient Verification of Data Authenticity
Fix
1.625.2
Upgrade org.jenkins-ci.main:jenkins-core to this version or later

Description

The Plugins Manager in Jenkins before 1.640 and LTS before 1.625.2 does not verify checksums for plugin files referenced in update site data, which makes it easier for man-in-the-middle attackers to execute arbitrary code via a crafted plugin.

Affected versions

Maven

PackageVulnerableFixed in
org.jenkins-ci.main:jenkins-core
< 1.625.2
1.625.2
org.jenkins-ci.main:jenkins-core
>= 1.626, < 1.640
1.640

How to fix

Move to the fixed version or later with your package manager, update the lockfile, and run your tests. If the package only arrives through another dependency, upgrade that dependency first. If none of its releases pulls a fixed version yet, force the version with your package manager's override.

org.jenkins-ci.main:jenkins-core Maven → 1.625.2

maven
<dependency><groupId>org.jenkins-ci.main</groupId><artifactId>jenkins-core</artifactId><version>1.625.2</version></dependency>
gradle
implementation("org.jenkins-ci.main:jenkins-core:1.625.2")

Severity breakdown

CVSS 3.0 7.5

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack vector
Network
Attack complexity
High
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Weakness

CWE-345: Insufficient Verification of Data Authenticity

The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.

References

Timeline

  1. Published
  2. Last updated by the source
  3. Latest EPSS score
AdvisorySeverityWhy it's related
GHSA-6f9g-cxwr-q5jr
Arbitrary file read vulnerability through the Jenkins CLI can lead to RCE
Critical Known exploited Also affects org.jenkins-ci.main:jenkins-core
GHSA-8pqx-3rxx-f5pm
Jenkins discloses project names via fingerprints
High Known exploited Also affects org.jenkins-ci.main:jenkins-core
GHSA-26wc-3wqp-g3rp
Deserialization of Untrusted Data in Jenkins
Critical Known exploited Also affects org.jenkins-ci.main:jenkins-core
CVE-2018-1000861
Deserialization of Untrusted Data in Jenkins
Critical Known exploited Also affects org.jenkins-ci.main:jenkins-core
GHSA-m6wv-wh8g-64xc
Jenkins does not encrypt secrets from POST config.xml submissions before storing them in job configurations
Medium Also affects org.jenkins-ci.main:jenkins-core
GHSA-93qh-vwrm-c5pw
Jenkins: Stored XSS vulnerability in node offline cause description
Medium Also affects org.jenkins-ci.main:jenkins-core
GHSA-92m7-4fpw-2wxm
Jenkins: Open Redirect phishing attacks possible via "from" parameter in "Delegate to servlet container"
Medium Also affects org.jenkins-ci.main:jenkins-core
GHSA-g28p-6mcc-v4rv
Jenkins exposes other users' timezone and view names to users with Overall/Read permission
Medium Also affects org.jenkins-ci.main:jenkins-core
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