Vulnerability · Published Aug 3, 2021 · Assigned by mitre
CVE-2021-31630
High 8.8
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 27.1% (higher than 98% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS NVD)8.8High
Exploit odds (30 days)27.1%top 1.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Public PoC
Official 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.
Affected products (as reported)
References
- https://www.youtube.com/watch?v=l08DHB08Gow x_refsource_MISC
- https://packetstormsecurity.com/files/162563/OpenPLC-WebServer-3-Remote-Code-Execution.html x_refsource_MISC