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HIGH · 7.5

CVE-2022-43716

A vulnerability has been identified in SIMATIC CP 1242-7 V2 (6GK7242-7KX31-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-1 (6GK7243-1BX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-1 DNP3 (incl...

Vulnerability Description

A vulnerability has been identified in SIMATIC CP 1242-7 V2 (6GK7242-7KX31-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-1 (6GK7243-1BX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-7 LTE EU (6GK7243-7KX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-7 LTE US (6GK7243-7SX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1542SP-1 (6GK7542-6UX00-0XE0) (All versions < V2.3), SIMATIC CP 1542SP-1 IRC (6GK7542-6VX00-0XE0) (All versions < V2.3), SIMATIC CP 1543SP-1 (6GK7543-6WX00-0XE0) (All versions < V2.3), SIMATIC CP 443-1 (6GK7443-1EX30-0XE0) (All versions < V3.3), SIMATIC CP 443-1 (6GK7443-1EX30-0XE1) (All versions < V3.3), SIMATIC CP 443-1 Advanced (6GK7443-1GX30-0XE0) (All versions < V3.3), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (6AG2542-6VX00-4XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC (6AG1543-6WX00-7XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (6AG2543-6WX00-4XE0) (All versions < V2.3), SIPLUS NET CP 1242-7 V2 (6AG1242-7KX31-7XE0) (All versions < V3.4.29), SIPLUS NET CP 443-1 (6AG1443-1EX30-4XE0) (All versions < V3.3), SIPLUS NET CP 443-1 Advanced (6AG1443-1GX30-4XE0) (All versions < V3.3), SIPLUS S7-1200 CP 1243-1 (6AG1243-1BX30-2AX0) (All versions < V3.4.29), SIPLUS S7-1200 CP 1243-1 RAIL (6AG2243-1BX30-1XE0) (All versions < V3.4.29), SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0) (All versions < V2.3.6), TIM 1531 IRC (6GK7543-1MX00-0XE0) (All versions < V2.3.6). The webserver of the affected products contains a vulnerability that may lead to a denial of service condition. An attacker may cause a denial of service situation which leads to a restart of the webserver of the affected product.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
SiemensSimatic Cp 1242-7 V2 FirmwareAll versions
SiemensSimatic Cp 1242-7 V2-
SiemensSimatic Cp 1243-1 FirmwareAll versions
SiemensSimatic Cp 1243-1-
SiemensSimatic Cp 1243-1 Dnp3 FirmwareAll versions
SiemensSimatic Cp 1243-1 Dnp3-
SiemensSimatic Cp 1243-1 Iec FirmwareAll versions
SiemensSimatic Cp 1243-1 Iec-
SiemensSimatic Cp 1243-7 Lte Eu FirmwareAll versions
SiemensSimatic Cp 1243-7 Lte Eu-
SiemensSimatic Cp 1243-7 Lte Us FirmwareAll versions
SiemensSimatic Cp 1243-7 Lte Us-
SiemensSimatic Cp 1243-8 Irc FirmwareAll versions
SiemensSimatic Cp 1243-8 Irc-
SiemensSimatic Cp 1542Sp-1 FirmwareAll versions
SiemensSimatic Cp 1542Sp-1-
SiemensSimatic Cp 1542Sp-1 Irc FirmwareAll versions
SiemensSimatic Cp 1542Sp-1 Irc-
SiemensSimatic Cp 1543Sp-1 FirmwareAll versions
SiemensSimatic Cp 1543Sp-1-

Related Weaknesses (CWE)

CWE-416

References

FAQ

What is CVE-2022-43716?

CVE-2022-43716 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability has been identified in SIMATIC CP 1242-7 V2 (6GK7242-7KX31-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-1 (6GK7243-1BX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1243-1 DNP3 (incl...

How severe is CVE-2022-43716?

CVE-2022-43716 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-43716?

Check the references section above for vendor advisories and patch information. Affected products include: Siemens Simatic Cp 1242-7 V2 Firmware, Siemens Simatic Cp 1242-7 V2, Siemens Simatic Cp 1243-1 Firmware, Siemens Simatic Cp 1243-1, Siemens Simatic Cp 1243-1 Dnp3 Firmware.