SB2019062601 - Cross-site scripting in MantisBT

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Cross-site scripting (CVE-ID: CVE-2018-13055)

Vulnerability allows a remote attacker to perform XSS attacks.

The vulnerability is caused by an input validation error in the "view_filters_page.php" page. A remote attacker can inject arbitrary code (if CSP settings permit it) through a crafted "PATH_INFO".

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.

2) Cross-site scripting (CVE-ID: CVE-2018-16514)

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

The vulnerability exists due to an input validation error in the "view_filters_page.php" and "manage_filter_edit_page.php" pages. A remote attacker is able to inject arbitrary code (if CSP settings permit it) through a crafted "PATH_INFO". This vulnerability exists because of an incomplete fix for XSS issue (SB2018080310)

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

• http://github.com/mantisbt/mantisbt/commit/4efac90ed89a5c009108b641e2e95683791a165a
• https://mantisbt.org/blog/archives/mantisbt/602
• https://mantisbt.org/bugs/view.php?id=24580
• https://mantisbt.org/bugs/view.php?id=24731