Vulnerability · Published Jul 11, 2022 · Assigned by CERTVDE
CVE-2022-30791CODESYS V3: CmpBlkDrvTcp allows unauthenticated attackers to block all its available TCP connections
High 7.5
In plain English
A high-severity uncontrolled resource consumption in CODESYS Control for BeagleBone SL from CODESYS. 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 60% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.9%top 40.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In CmpBlkDrvTcp of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows an unauthorized attacker to block new TCP connections. Existing connections are not affected.
Affected products (as reported)
Weakness: CWE-400 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H