SSL/TLS Certificate Validation Bypass in Jenkins WebSphere Deployer Plugin
CVE-2019-16561

7.1HIGH

Key Information:

Vendor

Jenkins
Status
Jenkins Websphere Deployer Plugin
Vendor
CVE Published:
17 December 2019

What is CVE-2019-16561?

The Jenkins WebSphere Deployer Plugin versions 1.6.1 and earlier is exposed to a vulnerability that permits users with Overall/Read access to disable SSL/TLS certificate and hostname validation across the Jenkins master JVM. This flaw can lead to potential security threats, as it undermines the integrity of secure connections, allowing malicious activities or unauthorized access.

Affected Version(s)

Jenkins WebSphere Deployer Plugin <= 1.6.1

References

https://jenkins.io/security/advisory/2019-12-17/#SECURITY...
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http://www.openwall.com/lists/oss-security/2019/12/17/1
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CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2019-16561 : SSL/TLS Certificate Validation Bypass in Jenkins WebSphere Deployer Plugin