#VU27246 Stored cross-site scripting in dolibarr - CVE-2020-11823

 

#VU27246 Stored cross-site scripting in dolibarr - CVE-2020-11823

Published: April 23, 2020 / Updated: December 14, 2020


Vulnerability identifier: #VU27246
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear
CVE-ID: CVE-2020-11823
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
dolibarr
Software vendor:
Dolibarr ERP & CRM

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 on the admin tools --> audit page if USER_LOGIN_FAILED is active. A remote attacker can permanently 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.

PoC:

<object data="data:text/html;base64,PHN2Zy9vbmxvYWQ9YWxlcnQoZG9jdW1lbnQuZG9tYWluKT4="></object>


Remediation

Install update from vendor's website.

External links