SB2017091819 - Cross-site scripting in Moodle 

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Main Vulnerability Database SB2017091819

SB2017091819 - Cross-site scripting in Moodle

Published: September 18, 2017 Updated: January 16, 2023

Security Bulletin ID SB2017091819
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Cross-site scripting (CVE-ID: CVE-2017-12156)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the contact form on the "non-respondents" page in non-anonymous feedback. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


Remediation

Install update from vendor's website.

References