SB2017080202 - Cross-site scripting in MantisBT
Published: August 2, 2017
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Cross-site scripting (CVE-ID: CVE-2017-12061)
The disclosed vulnerability allows a remote unauthenticated attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient validation of user-supplied data passed via specially crafted parameter to admin/install.php script. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim’s browser in security 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.
2) Cross-site scripting (CVE-ID: CVE-2017-12062)
The disclosed vulnerability allows a remote unauthenticated attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient validation of user-supplied data passed via specially crafted parameter to manage_user_page.php. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim’s browser in security 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.