Active Choices Plugin up to 1.5.3 on Jenkins cross site scripting

Summaryinfo

A vulnerability was found in Active Choices Plugin up to 1.5.3 on Jenkins. It has been rated as problematic. This affects an unknown part. Performing a manipulation results in cross site scripting. This vulnerability is known as CVE-2017-1000386. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as problematic has been found in Active Choices Plugin up to 1.5.3 on Jenkins (Jenkins Plugin). This affects an unknown function. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

Jenkins Active Choices plugin version 1.5.3 and earlier allowed users with Job/Configure permission to provide arbitrary HTML to be shown on the 'Build With Parameters' page through the 'Active Choices Reactive Reference Parameter' type. This could include, for example, arbitrary JavaScript. Active Choices now sanitizes the HTML inserted on the 'Build With Parameters' page if and only if the script is executed in a sandbox. As unsandboxed scripts are subject to administrator approval, it is up to the administrator to allow or disallow problematic script output.

The bug was discovered 10/23/2017. The weakness was published 01/26/2018 (Website). It is possible to read the advisory at jenkins.io. This vulnerability is uniquely identified as CVE-2017-1000386 since 11/29/2017. It is possible to initiate the attack remotely. The successful exploitation requires a authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 94 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 vulnerability is also documented in the vulnerability database at SecurityFocus (BID 101538†). Similar entries are available at VDB-112456, VDB-112457, VDB-112458 and VDB-112459. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Jenkins Plugin

Name

• Active Choices Plugin

Version

• 1.5.0
• 1.5.1
• 1.5.2
• 1.5.3

CPE 2.3info

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CPE 2.2info

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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