CVE-2022-43716

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

NVD
MITRE

A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions), SIMATIC CP 1243-1 (All versions), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions), SIMATIC CP 1243-7 LTE EU (All versions), SIMATIC CP 1243-7 LTE US (All versions), SIMATIC CP 1243-8 IRC (All versions), SIMATIC CP 1542SP-1 (All versions), SIMATIC CP 1542SP-1 IRC (All versions), SIMATIC CP 1543SP-1 (All versions), SIMATIC CP 443-1 (All versions < V3.3), SIMATIC CP 443-1 (All versions < V3.3), SIMATIC CP 443-1 Advanced (All versions < V3.3), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions), SIPLUS NET CP 1242-7 V2 (All versions), SIPLUS NET CP 443-1 (All versions < V3.3), SIPLUS NET CP 443-1 Advanced (All versions < V3.3), SIPLUS S7-1200 CP 1243-1 (All versions), SIPLUS S7-1200 CP 1243-1 RAIL (All versions), SIPLUS TIM 1531 IRC (All versions < V2.3.6), TIM 1531 IRC (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.

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.

*Credits: N/A

CVSS Scores

Siemens AGv3.1 7.5

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2022-10-24 CVE Reserved
2023-04-11 CVE Published
2024-09-10 CVE Updated
2024-11-16 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-416: Use After Free

CAPEC

References (3)

URL	Tag	Source
https://cert-portal.siemens.com/productcert/html/ssa-139628.html
https://cert-portal.siemens.com/productcert/html/ssa-566905.html

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://cert-portal.siemens.com/productcert/pdf/ssa-566905.pdf	2023-05-09

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Siemens Search vendor "Siemens"	Simatic Cp 1242-7 V2 Firmware Search vendor "Siemens" for product "Simatic Cp 1242-7 V2 Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 1242-7 V2 Search vendor "Siemens" for product "Simatic Cp 1242-7 V2"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Cp 1243-1 Firmware Search vendor "Siemens" for product "Simatic Cp 1243-1 Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 1243-1 Search vendor "Siemens" for product "Simatic Cp 1243-1"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Cp 1243-1 Dnp3 Firmware Search vendor "Siemens" for product "Simatic Cp 1243-1 Dnp3 Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 1243-1 Dnp3 Search vendor "Siemens" for product "Simatic Cp 1243-1 Dnp3"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Cp 1243-1 Iec Firmware Search vendor "Siemens" for product "Simatic Cp 1243-1 Iec Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 1243-1 Iec Search vendor "Siemens" for product "Simatic Cp 1243-1 Iec"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Cp 1243-7 Lte Eu Firmware Search vendor "Siemens" for product "Simatic Cp 1243-7 Lte Eu Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 1243-7 Lte Eu Search vendor "Siemens" for product "Simatic Cp 1243-7 Lte Eu"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Cp 1243-7 Lte Us Firmware Search vendor "Siemens" for product "Simatic Cp 1243-7 Lte Us Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 1243-7 Lte Us Search vendor "Siemens" for product "Simatic Cp 1243-7 Lte Us"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Cp 1243-8 Irc Firmware Search vendor "Siemens" for product "Simatic Cp 1243-8 Irc Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 1243-8 Irc Search vendor "Siemens" for product "Simatic Cp 1243-8 Irc"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Cp 1542sp-1 Firmware Search vendor "Siemens" for product "Simatic Cp 1542sp-1 Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 1542sp-1 Search vendor "Siemens" for product "Simatic Cp 1542sp-1"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Cp 1542sp-1 Irc Firmware Search vendor "Siemens" for product "Simatic Cp 1542sp-1 Irc Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 1542sp-1 Irc Search vendor "Siemens" for product "Simatic Cp 1542sp-1 Irc"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Cp 1543sp-1 Firmware Search vendor "Siemens" for product "Simatic Cp 1543sp-1 Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 1543sp-1 Search vendor "Siemens" for product "Simatic Cp 1543sp-1"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Cp 443-1 Firmware Search vendor "Siemens" for product "Simatic Cp 443-1 Firmware"	< 3.3 Search vendor "Siemens" for product "Simatic Cp 443-1 Firmware" and version " < 3.3"	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 443-1 Search vendor "Siemens" for product "Simatic Cp 443-1"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Cp 443-1 Advanced Firmware Search vendor "Siemens" for product "Simatic Cp 443-1 Advanced Firmware"	< 3.3 Search vendor "Siemens" for product "Simatic Cp 443-1 Advanced Firmware" and version " < 3.3"	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Cp 443-1 Advanced Search vendor "Siemens" for product "Simatic Cp 443-1 Advanced"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Ipc Diagbase Firmware Search vendor "Siemens" for product "Simatic Ipc Diagbase Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Ipc Diagbase Search vendor "Siemens" for product "Simatic Ipc Diagbase"	-	-	Safe
Siemens Search vendor "Siemens"	Simatic Ipc Diagmonitor Firmware Search vendor "Siemens" for product "Simatic Ipc Diagmonitor Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic Ipc Diagmonitor Search vendor "Siemens" for product "Simatic Ipc Diagmonitor"	-	-	Safe
Siemens Search vendor "Siemens"	Siplus Et 200sp Cp 1542sp-1 Irc Tx Rail Firmware Search vendor "Siemens" for product "Siplus Et 200sp Cp 1542sp-1 Irc Tx Rail Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Siplus Et 200sp Cp 1542sp-1 Irc Tx Rail Search vendor "Siemens" for product "Siplus Et 200sp Cp 1542sp-1 Irc Tx Rail"	-	-	Safe
Siemens Search vendor "Siemens"	Siplus Et 200sp Cp 1543sp-1 Isec Firmware Search vendor "Siemens" for product "Siplus Et 200sp Cp 1543sp-1 Isec Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Siplus Et 200sp Cp 1543sp-1 Isec Search vendor "Siemens" for product "Siplus Et 200sp Cp 1543sp-1 Isec"	-	-	Safe
Siemens Search vendor "Siemens"	Siplus Et 200sp Cp 1543sp-1 Isec Tx Rail Firmware Search vendor "Siemens" for product "Siplus Et 200sp Cp 1543sp-1 Isec Tx Rail Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Siplus Et 200sp Cp 1543sp-1 Isec Tx Rail Search vendor "Siemens" for product "Siplus Et 200sp Cp 1543sp-1 Isec Tx Rail"	-	-	Safe
Siemens Search vendor "Siemens"	Siplus Net Cp 1242-7 V2 Firmware Search vendor "Siemens" for product "Siplus Net Cp 1242-7 V2 Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Siplus Net Cp 1242-7 V2 Search vendor "Siemens" for product "Siplus Net Cp 1242-7 V2"	-	-	Safe
Siemens Search vendor "Siemens"	Siplus Net Cp 443-1 Firmware Search vendor "Siemens" for product "Siplus Net Cp 443-1 Firmware"	< 3.3 Search vendor "Siemens" for product "Siplus Net Cp 443-1 Firmware" and version " < 3.3"	-	Affected	in	Siemens Search vendor "Siemens"	Siplus Net Cp 443-1 Search vendor "Siemens" for product "Siplus Net Cp 443-1"	-	-	Safe
Siemens Search vendor "Siemens"	Siplus Net Cp 443-1 Advanced Firmware Search vendor "Siemens" for product "Siplus Net Cp 443-1 Advanced Firmware"	< 3.3 Search vendor "Siemens" for product "Siplus Net Cp 443-1 Advanced Firmware" and version " < 3.3"	-	Affected	in	Siemens Search vendor "Siemens"	Siplus Net Cp 443-1 Advanced Search vendor "Siemens" for product "Siplus Net Cp 443-1 Advanced"	-	-	Safe
Siemens Search vendor "Siemens"	Siplus S7-1200 Cp 1243-1 Firmware Search vendor "Siemens" for product "Siplus S7-1200 Cp 1243-1 Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Siplus S7-1200 Cp 1243-1 Search vendor "Siemens" for product "Siplus S7-1200 Cp 1243-1"	-	-	Safe
Siemens Search vendor "Siemens"	Siplus S7-1200 Cp 1243-1 Rail Firmware Search vendor "Siemens" for product "Siplus S7-1200 Cp 1243-1 Rail Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Siplus S7-1200 Cp 1243-1 Rail Search vendor "Siemens" for product "Siplus S7-1200 Cp 1243-1 Rail"	-	-	Safe
Siemens Search vendor "Siemens"	Siplus Tim 1531 Irc Firmware Search vendor "Siemens" for product "Siplus Tim 1531 Irc Firmware"	< 2.3.6 Search vendor "Siemens" for product "Siplus Tim 1531 Irc Firmware" and version " < 2.3.6"	-	Affected	in	Siemens Search vendor "Siemens"	Siplus Tim 1531 Irc Search vendor "Siemens" for product "Siplus Tim 1531 Irc"	-	-	Safe
Siemens Search vendor "Siemens"	Tim 1531 Irc Firmware Search vendor "Siemens" for product "Tim 1531 Irc Firmware"	< 2.3.6 Search vendor "Siemens" for product "Tim 1531 Irc Firmware" and version " < 2.3.6"	-	Affected	in	Siemens Search vendor "Siemens"	Tim 1531 Irc Search vendor "Siemens" for product "Tim 1531 Irc"	-	-	Safe