Stored XSS in osTicket



Published: 2020-06-10 | Updated: 2020-11-18
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-14012
CWE-ID CWE-79
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		osTicket
Other software / Other software solutions

Vendor osTicket.com

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Stored cross-site scripting

EUVDB-ID: #VU29533

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2020-14012

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data passed via a Knowledgebase Category Name or Category Description to scp/categories.php. A remote authenticated user with "Agent" privileges can inject 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 update from vendor's website.

Vulnerable software versions

osTicket: 1.14.2

CPE2.3 External links

http://github.com/osTicket/osTicket/issues/5514

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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