This security bulletin contains one low risk vulnerability.
Exploit availability: NoDescription
Vulnerability allows a remote attacker to perform XSS attacks.
The vulnerability is caused by an input validation error in osTicket before 1.9.2 when processing the (1) Phone Number field to open.php or (2) Phone number field, (3) passwd1 field, (4) passwd2 field, or (5) do parameter to account.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.Mitigation
Install update from vendor's website.Vulnerable software versions
osTicket: 1.0 - 1.9.0
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?