Vulnerability · Published Feb 4, 2022 · Assigned by schneider
CVE-2022-22724
High 7.5
In plain English
A high-severity uncontrolled resource consumption in Modicon M340 CPUs: BMXP34 (All Versions). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)0.9%top 39.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A CWE-400: Uncontrolled Resource Consumption vulnerability exists that could cause a denial of service on ports 80 (HTTP) and 502 (Modbus), when sending a large number of TCP RST or FIN packets to any open TCP port of the PLC. Affected Product: Modicon M340 CPUs: BMXP34 (All Versions)
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Modicon M340 CPUs: BMXP34 (All Versions) | Modicon M340 CPUs: BMXP34 (All Versions) |
Weakness: CWE-400