Specially crafted string in OTRS system configuration can allow the execution of any system command.

Cross-site scripting (XSS) vulnerability in Open Ticket Request System (OTRS) ITSM 3.0.x before 3.0.9, 3.1.x before 3.1.10, and 3.2.x before 3.2.7 allows remote authenticated users to inject arbitrary web script or HTML via an ITSM ConfigItem search.

Multiple SQL injection vulnerabilities in Open Ticket Request System (OTRS) Help Desk 3.0.x before 3.0.22, 3.1.x before 3.1.18, and 3.2.x before 3.2.9 allow remote authenticated users to execute arbitrary SQL commands via unspecified vectors related to Kernel/Output/HTML/PreferencesCustomQueue.pm, Kernel/System/CustomerCompany.pm, Kernel/System/Ticket/IndexAccelerator/RuntimeDB.pm, Kernel/System/Ticket/IndexAccelerator/StaticDB.pm, and Kernel/System/TicketSearch.pm.

Kernel/Modules/AgentTicketPhone.pm in Open Ticket Request System (OTRS) 3.0.x before 3.0.20, 3.1.x before 3.1.16, and 3.2.x before 3.2.7, and OTRS ITSM 3.0.x before 3.0.8, 3.1.x before 3.1.9, and 3.2.x before 3.2.5 does not properly restrict tickets, which allows remote attackers with a valid agent login to read restricted tickets via a crafted URL involving the ticket split mechanism.

A Cross-Site Scripting (XSS) Vulnerability exists in OTRS ITSM prior to 3.2.4, 3.1.8, and 3.0.7 and FAQ prior to 2.1.4 and 2.0.8 via changes, workorder items, and FAQ articles, which could let a remote malicious user execute arbitrary code.

An Access Bypass issue exists in OTRS Help Desk before 3.2.4, 3.1.14, and 3.0.19, OTRS ITSM before 3.2.3, 3.1.8, and 3.0.7, and FAQ before 2.2.3, 2.1.4, and 2.0.8. Access rights by the object linking mechanism is not verified

Cross-site scripting (XSS) vulnerability in Open Ticket Request System (OTRS) Help Desk 2.4.x before 2.4.14, 3.0.x before 3.0.16, and 3.1.x before 3.1.10, when Firefox or Opera is used, allows remote attackers to inject arbitrary web script or HTML via an e-mail message body with nested HTML tags.

Multiple cross-site scripting (XSS) vulnerabilities in Open Ticket Request System (OTRS) Help Desk 2.4.x before 2.4.13, 3.0.x before 3.0.15, and 3.1.x before 3.1.9, and OTRS ITSM 2.1.x before 2.1.5, 3.0.x before 3.0.6, and 3.1.x before 3.1.6, allow remote attackers to inject arbitrary web script or HTML via an e-mail message body with (1) a Cascading Style Sheets (CSS) expression property in the STYLE attribute of an arbitrary element or (2) UTF-7 text in an HTTP-EQUIV="CONTENT-TYPE" META element.