RCE in Openplcproject Openplc_v3
CVE-2021-31630
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.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.271 (97.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Openplcproject Openplc_v3
- Openplcproject Openplc_v3_firmware
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-31630?
- CVE-2021-31630 is a high-severity vulnerability in Openplcproject Openplc_v3, classified under Code Injection. CVSS score: 8.8/10. Published 2021-08-03.
- How severe is CVE-2021-31630?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-31630 known to be exploited?
- 25 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.