Vulnerability identifier: #VU51237

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: N/A

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
osTicket
Other software / Other software solutions

Vendor: osTicket.com

Description

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 in onerror Property. 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.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

osTicket: 1.14 - 1.15.1

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CPE

• cpe:2.3:a:osticket_com:osticket:1.14.5:*:*:*:*:*:*:*

External links
http://github.com/osTicket/osTicket/releases/tag/v1.15.2
http://github.com/osTicket/osTicket/releases/tag/v1.14.6

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?