What is CVE-2023-42121?

CVE-2023-42121 is a critical-severity vulnerability in Control Web Panel, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2024-05-03.

How severe is CVE-2023-42121?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Control Web Panel

CVE-2023-42121

Control Web Panel Missing Authentication Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Control Web Panel. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of authentication within the web interface. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to execute code in the context of a valid CWP user. Was ZDI-CAN-20582.

Vulnerability class: Broken Authentication

EPSS: 0.015 (71.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Control Web Panel — versions 0.9.8.1152
Control-webpanel Webpanel — versions 0.9.8.1152

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

zdi-disclosures@trendmicro.com (x_research-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2023-42121?: CVE-2023-42121 is a critical-severity vulnerability in Control Web Panel, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2024-05-03.
How severe is CVE-2023-42121?: Critical severity. CVSS v3 base score is 9.8 out of 10.