Vulnerability identifier: #VU26097

Vulnerability risk: Low

CVSSv3.1: 7 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:U/RC:C]

CVE-ID: CVE-2019-19509

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
rConfig
Web applications / Remote management & hosting panels

Vendor: rConfig

Description

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

The vulnerability exists due to absent filtration of user-supplied data passed to ajaxArchiveFiles.php script. A remote authenticated user can send a specially crafted HTTP GET request to the affected script and execute arbitrary OS commands on the target system.

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

Vulnerable software versions

rConfig: 3.9.3 - 3.9.4

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External links
http://packetstormsecurity.com/files/156146/rConfig-3.9.3-Remote-Code-Execution.html
http://github.com/v1k1ngfr
http://github.com/v1k1ngfr/exploits-rconfig/blob/master/rconfig_CVE-2019-19509.py
http://raw.githubusercontent.com/v1k1ngfr/exploits/master/rconfig_exploit.py?token=

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.