CVE-2019-16662

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.

CVSS v3.1 NVD

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

CVSS v2.0 NVD

10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS

97.70% chance of exploitation in the next 30 days, 100th percentile

Nuclei

critical · CWE-78

Published

2019-10-28

Updated

2024-08-05

Proof-of-concept exploits (3)

• https://gist.github.com/mhaskar/ceb65fa4ca57c3cdccc1edfe2390902e
• fab1ano/rconfig-cves0★ · 2021-04-18
• mhaskar/CVE-2019-1666213★ · 2019-11-10

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-16662.yaml

Metasploit modules (1)

• rapid7/metasploit-framework/blob/master/modules/exploits/unix/webapp/rconfig_install_cmd_…

ExploitDB entries (2)

• https://www.exploit-db.com/exploits/47602
• https://www.exploit-db.com/exploits/47555

Security advisories

• https://drive.google.com/file/d/1bTpTn4-alJ8qGCEATLq-oVM6HbhE65iY/view?usp=sharing
• https://drive.google.com/open?id=1OXI5cNuwWqc6y-7BgNCfYHgFPK2cpvnu
• https://shells.systems/rconfig-v3-9-2-authenticated-and-unauthenticated-rce-cve-2019-1666…
• https://rconfig.com/download

References

• CVE Record
• NVD entry

Related

• CVE-2019-16663
• CVE-2020-25952
• CVE-2020-35151
• CVE-2018-20434
• CVE-2019-13024
• CVE-2019-15029