CVE-2019-16662

Name: CVE-2019-16662
Creator: NVD / NIST
Published: 2019-10-28T12:15:10.377+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 97.70%

Last modified Jun 17, 2026

CVE-2019-16662 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in rConfig 3.9.2. An attacker can directly execute system commands by sending a GET request to ajaxServerSettingsChk.php because the rootUname parameter is passed to the exec function without filtering, which can lead to command execution.. EPSS estimates a 97.70% chance of exploitation in the next 30 days.

Description

An issue was discovered in rConfig 3.9.2. An attacker can directly execute system commands by sending a GET request to ajaxServerSettingsChk.php because the rootUname parameter is passed to the exec function without filtering, which can lead to command execution.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

97.70%

99.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Rconfig	Rconfig	3.9.2

References

http://packetstormsecurity.com/files/154999/rConfig-3.9.2-Remote-Code-Execution.html
http://packetstormsecurity.com/files/155186/rConfig-3.9.2-Command-Injection.html
https://drive.google.com/file/d/1bTpTn4-alJ8qGCEATLq-oVM6HbhE65iY/view?usp=sharingExploit, Third Party Advisory
https://drive.google.com/open?id=1OXI5cNuwWqc6y-7BgNCfYHgFPK2cpvnuExploit, Third Party Advisory
https://gist.github.com/mhaskar/ceb65fa4ca57c3cdccc1edfe2390902eExploit, Third Party Advisory
https://rconfig.com/downloadProduct
https://shells.systems/rconfig-v3-9-2-authenticated-and-unauthenticated-rce-cve-2019-16663-and-cve-2019-16662/Exploit, Technical Description, Third Party Advisory
http://packetstormsecurity.com/files/154999/rConfig-3.9.2-Remote-Code-Execution.html
http://packetstormsecurity.com/files/155186/rConfig-3.9.2-Command-Injection.html
https://drive.google.com/file/d/1bTpTn4-alJ8qGCEATLq-oVM6HbhE65iY/view?usp=sharingExploit, Third Party Advisory
https://drive.google.com/open?id=1OXI5cNuwWqc6y-7BgNCfYHgFPK2cpvnuExploit, Third Party Advisory
https://gist.github.com/mhaskar/ceb65fa4ca57c3cdccc1edfe2390902eExploit, Third Party Advisory
https://rconfig.com/downloadProduct
https://shells.systems/rconfig-v3-9-2-authenticated-and-unauthenticated-rce-cve-2019-16663-and-cve-2019-16662/Exploit, Technical Description, Third Party Advisory

Timeline

Published: Oct 28, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-16662?

How severe is CVE-2019-16662?

CVE-2019-16662 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 97.70% probability of exploitation in the next 30 days.

How do I fix CVE-2019-16662?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-16662?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST