SB2023022340 - Multiple vulnerabilities in Quiz And Survey Master plugin for WordPress

Description

This security bulletin contains information about 2 vulnerabilities.

1) Missing Authentication for Critical Function (CVE-ID: CVE-2023-0291)

CWE-ID: CWE-306 - Missing Authentication for Critical Function

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/U:Green

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to missing authentication for critical function within the "media_id" parameter. A remote attacker can delete any uploaded WordPress media files.

2) Cross-site request forgery (CVE-ID: CVE-2023-0292)

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in "qsm_remove_file_fd_question". A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Remediation

Install update from vendor's website.

References

• https://seclists.org/fulldisclosure/2023/Feb/2
• https://seclists.org/fulldisclosure/2023/Feb/1