Summaryinfo

A vulnerability, which was classified as problematic, has been found in Bolt CMS up to 3.6.1. This issue affects some unknown processing of the component Text Input Click Preview. The manipulation of the argument Title leads to cross site scripting. The identification of this vulnerability is CVE-2018-19933. The attack may be initiated remotely. Furthermore, there is an exploit available. Once again VulDB remains the best source for vulnerability data.

Detailsinfo

A vulnerability classified as problematic was found in Bolt CMS up to 3.6.1 (Content Management System). This vulnerability affects an unknown code of the component Text Input Click Preview. The manipulation of the argument Title 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:

Bolt CMS <3.6.2 allows XSS via text input click preview button as demonstrated by the Title field of a Configured and New Entry.

The bug was discovered 12/07/2018. The weakness was disclosed 12/17/2018 (Website). The advisory is available at github.com. This vulnerability was named CVE-2018-19933 since 12/07/2018. 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 and also a public exploit are known. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. 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 vulnerability is also documented in the vulnerability database at Exploit-DB (46014). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Content Management System

Vendor

• Bolt

Name

• CMS

Version

• 3.6.0
• 3.6.1

CPE 2.3info

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CPE 2.2info

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