GitHub Pull Request Builder Plugin up to 1.39.0 on Jenkins GhprbCause.java Credentials information disclosure

Summaryinfo

A vulnerability has been found in GitHub Pull Request Builder Plugin up to 1.39.0 on Jenkins and classified as problematic. This issue affects some unknown processing of the file GhprbCause.java. This manipulation causes information disclosure (Credentials). This vulnerability is tracked as CVE-2018-1000142. The attack is restricted to local execution. No exploit exists.

Detailsinfo

A vulnerability classified as problematic was found in GitHub Pull Request Builder Plugin up to 1.39.0 on Jenkins (Bug Tracking Software). Affected by this vulnerability is an unknown part of the file GhprbCause.java. The manipulation with an unknown input leads to a information disclosure vulnerability (Credentials). The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

An exposure of sensitive information vulnerability exists in Jenkins GitHub Pull Request Builder Plugin version 1.39.0 and older in GhprbCause.java that allows an attacker with local file system access to obtain GitHub credentials.

The bug was discovered 03/26/2018. The weakness was disclosed 04/05/2018 (Website). It is possible to read the advisory at jenkins.io. This vulnerability is known as CVE-2018-1000142 since 04/05/2018. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 10 days. During that time the estimated underground price was around $0-$5k.

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

The entry VDB-115868 is pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Bug Tracking Software

Name

• GitHub Pull Request Builder Plugin

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 1.22
• 1.23
• 1.24
• 1.25
• 1.26
• 1.27
• 1.28
• 1.29
• 1.30
• 1.31
• 1.32
• 1.33
• 1.34
• 1.35
• 1.36
• 1.37
• 1.38
• 1.39.0

License

• open-source

CPE 2.3info

• 🔍
• 🔍
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CPE 2.2info

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• 🔍

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Entryinfo

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

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