Jenkins up to LTS 2.176.1/2.185 FileParameterValue.java Parameter path traversal

Summaryinfo

A vulnerability, which was classified as critical, has been found in Jenkins up to LTS 2.176.1/2.185. This affects an unknown part of the file core/src/main/java/hudson/model/FileParameterValue.java. Performing a manipulation as part of Parameter results in path traversal. This vulnerability is known as CVE-2019-10352. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as critical has been found in Jenkins up to LTS 2.176.1/2.185 (Continuous Integration Software). This affects an unknown functionality of the file core/src/main/java/hudson/model/FileParameterValue.java. The manipulation as part of a Parameter leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A path traversal vulnerability in Jenkins 2.185 and earlier, LTS 2.176.1 and earlier in core/src/main/java/hudson/model/FileParameterValue.java allowed attackers with Job/Configure permission to define a file parameter with a file name outside the intended directory, resulting in an arbitrary file write on the Jenkins master when scheduling a build.

The weakness was published 07/17/2019 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2019-10352 since 03/29/2019. The exploitability is told to be easy. It is possible to initiate the attack remotely. The successful exploitation needs a authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-138197 and VDB-138196. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Continuous Integration Software

Name

• Jenkins

Version

• 2.185
• LTS 2.176.0
• LTS 2.176.1

License

• open-source

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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