#VU41441 Cross-site scripting in Moodle - CVE-2014-3544
Vulnerability identifier: #VU41441
Vulnerability risk: Low
CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear]
CVE-ID: CVE-2014-3544
CWE-ID:
CWE-79
Exploitation vector: Network
Exploit availability: Yes
Vulnerable software:
Moodle
Web applications /
Other software
Vendor: moodle.org
Description
Vulnerability allows a remote attacker to perform Cross-site scripting attacks.
An input validation error exists in user/profile.php in Moodle through 2.3.11, 2.4.x before 2.4.11, 2.5.x before 2.5.7, 2.6.x before 2.6.4, and 2.7.x before 2.7.1. A remote authenticated 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
Moodle: 2.3 - 2.3.10, 2.4 - 2.4.10, 2.5 - 2.5.6, 2.6 - 2.6.3, 2.7
External links
https://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-45683
https://openwall.com/lists/oss-security/2014/07/21/1
https://osandamalith.wordpress.com/2014/07/25/moodle-2-7-persistent-xss/
https://osvdb.org/show/osvdb/109337
https://packetstormsecurity.com/files/127624/Moodle-2.7-Cross-Site-Scripting.html
https://www.exploit-db.com/exploits/34169
https://www.securityfocus.com/bid/68756
https://github.com/moodle/moodle/commit/ce5a785b0962c3c94c7a7b0d36176482d21db95d
https://moodle.org/mod/forum/discuss.php?d=264265
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
