Authentication Bypass in Jenkins Active Directory Plugin by CloudBees
CVE-2020-2299

9.8CRITICAL

Key Information:

Vendor

Jenkins
Status
Jenkins Active Directory Plugin
Vendor
CVE Published:
4 November 2020
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What is CVE-2020-2299?

The Jenkins Active Directory Plugin prior to version 2.20 contains a vulnerability that allows attackers to gain unauthorized access by logging in as any user if they utilize a specific magic constant as a password. This flaw could potentially compromise user accounts, leading to unauthorized actions within Jenkins environments. Organizations using affected versions should prioritize upgrading to mitigate this risk.

Affected Version(s)

Jenkins Active Directory Plugin 1.44

Jenkins Active Directory Plugin <= 2.19

Jenkins Active Directory Plugin 2.16.1

References

https://www.jenkins.io/security/advisory/2020-11-04/#SECU...
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http://www.openwall.com/lists/oss-security/2020/11/04/6
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CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2020-2299 : Authentication Bypass in Jenkins Active Directory Plugin by CloudBees