// For flags

CVE-2022-30791

CODESYS V3: CmpBlkDrvTcp allows unauthenticated attackers to block all its available TCP connections

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

En CmpBlkDrvTcp de CODESYS versión V3 en múltiples versiones un consumo no controlado de recursos permite a un atacante no autorizado bloquear nuevas conexiones TCP. Las conexiones existentes no están afectadas

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-05-16 CVE Reserved
  • 2022-07-11 CVE Published
  • 2024-02-01 EPSS Updated
  • 2024-09-16 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-400: Uncontrolled Resource Consumption
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Codesys
Search vendor "Codesys"
 Control For Beaglebone
Search vendor "Codesys" for product "Control For Beaglebone"
 < 4.5.0.0
Search vendor "Codesys" for product "Control For Beaglebone" and version " < 4.5.0.0"
-
Affected
Codesys
Search vendor "Codesys"
 Control For Empc-a\/imx6
Search vendor "Codesys" for product "Control For Empc-a\/imx6"
 < 4.5.0.0
Search vendor "Codesys" for product "Control For Empc-a\/imx6" and version " < 4.5.0.0"
-
Affected
Codesys
Search vendor "Codesys"
 Control For Iot2000 Sl
Search vendor "Codesys" for product "Control For Iot2000 Sl"
 < 4.6.0.0
Search vendor "Codesys" for product "Control For Iot2000 Sl" and version " < 4.6.0.0"
-
Affected
Codesys
Search vendor "Codesys"
 Control For Linux Sl
Search vendor "Codesys" for product "Control For Linux Sl"
 < 4.5.0.0
Search vendor "Codesys" for product "Control For Linux Sl" and version " < 4.5.0.0"
-
Affected
Codesys
Search vendor "Codesys"
 Control For Pfc100 Sl
Search vendor "Codesys" for product "Control For Pfc100 Sl"
 < 4.5.0.0
Search vendor "Codesys" for product "Control For Pfc100 Sl" and version " < 4.5.0.0"
-
Affected
Codesys
Search vendor "Codesys"
 Control For Pfc200 Sl
Search vendor "Codesys" for product "Control For Pfc200 Sl"
 < 4.5.0.0
Search vendor "Codesys" for product "Control For Pfc200 Sl" and version " < 4.5.0.0"
-
Affected
Codesys
Search vendor "Codesys"
 Control For Plcnext
Search vendor "Codesys" for product "Control For Plcnext"
 < 4.6.0.0
Search vendor "Codesys" for product "Control For Plcnext" and version " < 4.6.0.0"
-
Affected
Codesys
Search vendor "Codesys"
 Control For Raspberry Pi Sl
Search vendor "Codesys" for product "Control For Raspberry Pi Sl"
 < 4.5.0.0
Search vendor "Codesys" for product "Control For Raspberry Pi Sl" and version " < 4.5.0.0"
-
Affected
Codesys
Search vendor "Codesys"
 Control For Wago Touch Panels 600
Search vendor "Codesys" for product "Control For Wago Touch Panels 600"
 < 4.5.0.0
Search vendor "Codesys" for product "Control For Wago Touch Panels 600" and version " < 4.5.0.0"
-
Affected
Codesys
Search vendor "Codesys"
 Control Rte Sl
Search vendor "Codesys" for product "Control Rte Sl"
 < 3.5.18.20
Search vendor "Codesys" for product "Control Rte Sl" and version " < 3.5.18.20"
-
Affected
Codesys
Search vendor "Codesys"
 Control Rte Sl \(for Beckhoff Cx\)
Search vendor "Codesys" for product "Control Rte Sl \(for Beckhoff Cx\)"
 < 3.5.18.20
Search vendor "Codesys" for product "Control Rte Sl \(for Beckhoff Cx\)" and version " < 3.5.18.20"
-
Affected
Codesys
Search vendor "Codesys"
 Control Runtime System Toolkit
Search vendor "Codesys" for product "Control Runtime System Toolkit"
 < 3.5.18.20
Search vendor "Codesys" for product "Control Runtime System Toolkit" and version " < 3.5.18.20"
-
Affected
Codesys
Search vendor "Codesys"
 Control Win
Search vendor "Codesys" for product "Control Win"
 < 3.5.18.20
Search vendor "Codesys" for product "Control Win" and version " < 3.5.18.20"
-
Affected
Codesys
Search vendor "Codesys"
 Development System
Search vendor "Codesys" for product "Development System"
 < 3.5.18.20
Search vendor "Codesys" for product "Development System" and version " < 3.5.18.20"
-
Affected
Codesys
Search vendor "Codesys"
 Edge Gateway
Search vendor "Codesys" for product "Edge Gateway"
 < 3.5.18.20
Search vendor "Codesys" for product "Edge Gateway" and version " < 3.5.18.20"
windows
Affected
Codesys
Search vendor "Codesys"
 Edge Gateway
Search vendor "Codesys" for product "Edge Gateway"
 < 4.5.0.0
Search vendor "Codesys" for product "Edge Gateway" and version " < 4.5.0.0"
linux
Affected
Codesys
Search vendor "Codesys"
 Embedded Target Visu Toolkit
Search vendor "Codesys" for product "Embedded Target Visu Toolkit"
 < 3.5.18.20
Search vendor "Codesys" for product "Embedded Target Visu Toolkit" and version " < 3.5.18.20"
-
Affected
Codesys
Search vendor "Codesys"
 Gateway
Search vendor "Codesys" for product "Gateway"
 < 3.5.18.20
Search vendor "Codesys" for product "Gateway" and version " < 3.5.18.20"
-
Affected
Codesys
Search vendor "Codesys"
 Hmi
Search vendor "Codesys" for product "Hmi"
 < 3.5.18.20
Search vendor "Codesys" for product "Hmi" and version " < 3.5.18.20"
-
Affected
Codesys
Search vendor "Codesys"
 Remote Target Visu Toolkit
Search vendor "Codesys" for product "Remote Target Visu Toolkit"
 < 3.5.18.20
Search vendor "Codesys" for product "Remote Target Visu Toolkit" and version " < 3.5.18.20"
-
Affected