SB2017111433 - XSS in SnapCreek Duplicator plugin for WordPress
Published: November 14, 2017 Updated: September 18, 2018
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Cross-site scripting (CVE-ID: CVE-2017-16815)
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 passed via the "url_new" HTTP parameter in the /wp-content/plugins/duplicator/installer/build/view.step4.php script and "logging" in the wp-content/plugins/duplicator/installer/build/view.step2.php script. 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.