Vulnerability Monitor

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CVE-2022-43767


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 of the webserver of the affected product.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 48 products from siemens, from siemens, from siemens and 45 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2023, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2023-04-11T10:15:17.540

Last Modified

2024-11-21T07:27:11.520

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses
  • Type: Secondary
    CWE-833
  • Type: Secondary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System siemens simatic_cp_1242-7_v2_firmware * Yes
Hardware siemens simatic_cp_1242-7_v2 - No
Operating System siemens simatic_cp_1243-1_firmware * Yes
Hardware siemens simatic_cp_1243-1 - No
Operating System siemens simatic_cp_1243-1_dnp3_firmware * Yes
Hardware siemens simatic_cp_1243-1_dnp3 - No
Operating System siemens simatic_cp_1243-1_iec_firmware * Yes
Hardware siemens simatic_cp_1243-1_iec - No
Operating System siemens simatic_cp_1243-7_lte_eu_firmware * Yes
Hardware siemens simatic_cp_1243-7_lte_eu - No
Operating System siemens simatic_cp_1243-7_lte_us_firmware * Yes
Hardware siemens simatic_cp_1243-7_lte_us - No
Operating System siemens simatic_cp_1243-8_irc_firmware * Yes
Hardware siemens simatic_cp_1243-8_irc - No
Operating System siemens simatic_cp_1542sp-1_firmware * Yes
Hardware siemens simatic_cp_1542sp-1 - No
Operating System siemens simatic_cp_1542sp-1_irc_firmware * Yes
Hardware siemens simatic_cp_1542sp-1_irc - No
Operating System siemens simatic_cp_1543sp-1_firmware * Yes
Hardware siemens simatic_cp_1543sp-1 - No
Operating System siemens simatic_cp_443-1_firmware < 3.3 Yes
Hardware siemens simatic_cp_443-1 - No
Operating System siemens simatic_cp_443-1_advanced_firmware < 3.3 Yes
Hardware siemens simatic_cp_443-1_advanced - No
Operating System siemens simatic_ipc_diagbase_firmware * Yes
Hardware siemens simatic_ipc_diagbase - No
Operating System siemens simatic_ipc_diagmonitor_firmware * Yes
Hardware siemens simatic_ipc_diagmonitor - No
Operating System siemens siplus_et_200sp_cp_1542sp-1_irc_tx_rail_firmware * Yes
Hardware siemens siplus_et_200sp_cp_1542sp-1_irc_tx_rail - No
Operating System siemens siplus_et_200sp_cp_1543sp-1_isec_firmware * Yes
Hardware siemens siplus_et_200sp_cp_1543sp-1_isec - No
Operating System siemens siplus_et_200sp_cp_1543sp-1_isec_tx_rail_firmware * Yes
Hardware siemens siplus_et_200sp_cp_1543sp-1_isec_tx_rail - No
Operating System siemens siplus_net_cp_1242-7_v2_firmware * Yes
Hardware siemens siplus_net_cp_1242-7_v2 - No
Operating System siemens siplus_net_cp_443-1_firmware < 3.3 Yes
Hardware siemens siplus_net_cp_443-1 - No
Operating System siemens siplus_net_cp_443-1_advanced_firmware < 3.3 Yes
Hardware siemens siplus_net_cp_443-1_advanced - No
Operating System siemens siplus_s7-1200_cp_1243-1_firmware * Yes
Hardware siemens siplus_s7-1200_cp_1243-1 - No
Operating System siemens siplus_s7-1200_cp_1243-1_rail_firmware * Yes
Hardware siemens siplus_s7-1200_cp_1243-1_rail - No
Operating System siemens siplus_tim_1531_irc_firmware < 2.3.6 Yes
Hardware siemens siplus_tim_1531_irc - No
Operating System siemens tim_1531_irc_firmware < 2.3.6 Yes
Hardware siemens tim_1531_irc - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For siemens's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.