Cross-site scripting in Moodle - CVE-2019-3808
Published: February 1, 2019
Vulnerability identifier: #VU17354
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2019-3808
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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. 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.
Affected software
Moodle
Fedora
moodle
Fedora
moodle
How to mitigate CVE-2019-3808
The vulnerability has been addressed in the versions 3.1.16, 3.4.7, 3.5.4, 3.6.2.
Moodle - addressed in versions 3.1.16, 3.4.7, 3.5.4, 3.6.2
moodle - addressed in versions 3.1.16-1.el7, 3.4.7-1.fc28, 3.5.4-1.fc29
moodle - addressed in versions 3.1.16-1.el7, 3.4.7-1.fc28, 3.5.4-1.fc29