Cobbler up to 2.6.11 XMLRPC API /cobbler-api cross site scripting

Summaryinfo

A vulnerability described as problematic has been identified in Cobbler up to 2.6.11. Affected by this issue is some unknown functionality of the file /cobbler-api of the component XMLRPC API. Executing a manipulation can lead to cross site scripting. This vulnerability appears as CVE-2018-1000225. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic was found in Cobbler up to 2.6.11. This vulnerability affects an unknown code block of the file /cobbler-api of the component XMLRPC API. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. CVE summarizes:

Cobbler version Verified as present in Cobbler versions 2.6.11+, but code inspection suggests at least 2.0.0+ or possibly even older versions may be vulnerable contains a Cross Site Scripting (XSS) vulnerability in cobbler-web that can result in Privilege escalation to admin.. This attack appear to be exploitable via "network connectivity". Sending unauthenticated JavaScript payload to the Cobbler XMLRPC API (/cobbler-api).

The bug was discovered 08/02/2018. The weakness was presented 08/20/2018 (GitHub Repository). The advisory is available at github.com. This vulnerability was named CVE-2018-1000225 since 08/20/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 18 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 112266 (openSUSE Security Update : cobbler (openSUSE-2018-952)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171546 (OpenSUSE Security Update for cobbler (openSUSE-SU-2018:2590-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (112266). See VDB-122745 and VDB-123059 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

• Cobbler

Version

• 2.6.0
• 2.6.1
• 2.6.2
• 2.6.3
• 2.6.4
• 2.6.5
• 2.6.6
• 2.6.7
• 2.6.8
• 2.6.9
• 2.6.10
• 2.6.11

Website

• Product: https://github.com/cobbler/cobbler/

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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