Remote code execution in C-DATA Web Management System

1) OS Command Injection

EUVDB-ID: #VU72390

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 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: Yes

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

External links

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

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.