PHPMailer 'code_generator.php' Cross Site Scripting Vulnerability

Bugtraq ID:	99293
Class:	Input Validation Error
CVE:	CVE-2017-11503
Remote:	Yes
Local:	No
Published:	Jun 25 2017 12:00AM
Updated:	Dec 19 2017 10:37PM
Credit:	Shahab Shamsi
Vulnerable:	Typo3 Multishop 5.0.0 PHPMailer PHPMailer 5.2.20 PHPMailer PHPMailer 5.2.19 PHPMailer PHPMailer 5.2.18 PHPMailer PHPMailer 5.2.14 PHPMailer PHPMailer 5.2.13 PHPMailer PHPMailer 1.7.3 PHPMailer PHPMailer 1.7.2 PHPMailer PHPMailer 1.7.1 PHPMailer PHPMailer 1.7 PHPMailer PHPMailer 5.2.22 PHPMailer PHPMailer 5.0.0 PHPMailer PHPMailer 1.73 + Glpi-Project Glpi 0.68.3
Not Vulnerable:	Typo3 Multishop 5.0.1 PHPMailer PHPMailer 5.2.23

PHPMailer 'code_generator.php' Cross Site Scripting Vulnerability

PHPMailer is prone to a cross-site scripting vulnerability because it fails to properly sanitize user-supplied input.

An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This may allow the attacker to steal cookie-based authentication credentials and launch other attacks.

PHPMailer 'code_generator.php' Cross Site Scripting Vulnerability

Attackers can exploit these issues by enticing an unsuspecting victim to follow a malicious URI.

PHPMailer 'code_generator.php' Cross Site Scripting Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

PHPMailer 'code_generator.php' Cross Site Scripting Vulnerability

References:

• PHPMailer Home Page (PHPMailer)
  
• TYPO3-EXT-SA-2017-014: Cross Site-Scripting in extension 'Multishop' (multishop) (TYPO3)