A vulnerability classified as problematic has been found in BlackBoard LMS 9.1 SP14 (Forum Software). This affects an unknown part of the file /webapps/Bb-sites-user-profile-BBLEARN/profile.form of the component Profile. The manipulation with an unknown input leads to a cross site scripting vulnerability (Persistent). CWE is classifying the issue as CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. This is going to have an impact on integrity.

The weakness was published 01/09/2017 by Lawrence Amer as VL-ID 1900 as not defined advisory (Website). It is possible to read the advisory at vulnerability-lab.com. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. Technical details and a public exploit are known. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

A public exploit has been developed by Lawrence Amer in HTTP POST Request and been published immediately after the advisory. The exploit is shared for download at vulnerability-lab.com. It is declared as proof-of-concept.

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

Further details are available at seclists.org. Similar entry is available at 95176.

Productinfo

Type

• Forum Software

Vendor

• BlackBoard

Name

• LMS

Version

• 9.1 SP14

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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