CVE-2021-31630 — HIGH (8.8)

Vulnerability Description

Command Injection in Open PLC Webserver v3 allows remote attackers to execute arbitrary code via the "Hardware Layer Code Box" component on the "/hardware" page of the application.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Openplcproject	Openplc V3 Firmware	-
Openplcproject	Openplc V3	-

Related Weaknesses (CWE)

CWE-94

References

https://packetstormsecurity.com/files/162563/OpenPLC-WebServer-3-Remote-Code-ExeExploitThird Party AdvisoryVDB Entry
https://www.youtube.com/watch?v=l08DHB08GowExploitThird Party Advisory
https://packetstormsecurity.com/files/162563/OpenPLC-WebServer-3-Remote-Code-ExeExploitThird Party AdvisoryVDB Entry
https://www.youtube.com/watch?v=l08DHB08GowExploitThird Party Advisory

FAQ

What is CVE-2021-31630?

CVE-2021-31630 is a vulnerability with a CVSS score of 8.8 (HIGH). Command Injection in Open PLC Webserver v3 allows remote attackers to execute arbitrary code via the "Hardware Layer Code Box" component on the "/hardware" page of the application.

How severe is CVE-2021-31630?

CVE-2021-31630 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-31630?

Check the references section above for vendor advisories and patch information. Affected products include: Openplcproject Openplc V3 Firmware, Openplcproject Openplc V3.