Vulnerability identifier: #VU45697
Vulnerability risk: High
CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-434
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Quiz And Survey Master – Best Quiz Plugin for WordPress
Web applications /
Modules and components for CMS
Vendor: QSM Team
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to insufficient validation of file during file upload. A remote attacker can upload a malicious file and execute it on the server.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Quiz And Survey Master – Best Quiz Plugin for WordPress: 0.1 - 7.0.0
External links
http://wpvulndb.com/vulnerabilities/10349/
http://www.wordfence.com/blog/2020/08/critical-vulnerabilities-patched-in-quiz-and-survey-master-plugin/
http://www.youtube.com/watch?v=sC4U-oNW34c
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.