Bug 2278822 (CVE-2024-34146)

Summary: CVE-2024-34146 jenkins-plugin/git-server: missing permission check in Git server Plugin
Product: [Other] Security Response Reporter: TEJ RATHI <trathi>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: asatyam, diagrawa, sabiswas, spandura
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Git server Plugin 117.veb_68868fa_027 Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in the Jenkins Git server Plugin, involving inadequate permission validation for reading Git repositories over SSH. Through the manipulation of crafted requests, a malicious actor can attain unauthorized read access to a Git repository over SSH. Subsequently, they could utilize this access to orchestrate additional attacks against the compromised system.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2278825    

Description TEJ RATHI 2024-05-03 08:13:45 UTC 
Jenkins Git server Plugin 114.v068a_c7cc2574 and earlier does not perform a permission check for read access to a Git repository over SSH, allowing attackers with a previously configured SSH public key but lacking Overall/Read permission to access these repositories.

http://www.openwall.com/lists/oss-security/2024/05/02/3
https://www.jenkins.io/security/advisory/2024-05-02/#SECURITY-3342