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ID:2278 - Exploit for Cross-site scripting in pfsense - CVE-2020-11457
ID:2278 - Exploit for Cross-site scripting in pfsense - CVE-2020-11457
Published: April 7, 2020
Vulnerability identifier: #VU26657
Vulnerability risk: Medium
CVE-ID: CVE-2020-11457
CWE-ID: CWE-79
Exploitation vector: Remote access
Vulnerable software:
pfsense
pfsense
Link to public exploit:
Vulnerability 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 system_usermanager_addprivs.ph. 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.
Remediation
Install update from vendor's website.