Vulnerability identifier: #VU72390

Vulnerability risk: Critical

CVSSv3.1: 9.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C]

CVE-ID: CVE-2022-4257

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
C-DATA Web Management System
Web applications / Remote management & hosting panels

Vendor: C-Data Technology Co.,Ltd.

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in "cgi-bin/jumpto.php" script when processing data passed via the "hostname" HTTP POST parameter. A remote unauthenticated attacker can send a specially crafted HTTP POST request to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

C-DATA Web Management System: All versions

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External links
http://github.com/siriuswhiter/VulnHub/blob/main/C-Data/rce1.md
http://github.com/advisories/GHSA-jvx4-vmw6-g8xc

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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.