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CVE-2023-38380

Quick assessment

Affected
Siemens SIMATIC CP 1242-7 V2 (incl. SIPLUS variants)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Siemens SIMATIC是德国西门子（Siemens）公司的一款组态软件。 Siemens SIMATIC CP 1242-7 存在安全漏洞，该漏洞源于受影响产品的网络服务器在使用分配的内存后无法正确释放。

CVSS 7.5 · High EPSS 0.96% · P60

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2023-38380

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-1 (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-7 LTE (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 1543-1 (6GK7543-1AX00-0XE0) (All versions < V3.0.37), SIMATIC CP 1543SP-1 (6GK7543-6WX00-0XE0) (All versions < V2.3), SINAMICS S210 (6SL5...) (All versions >= V6.1 < V6.1 HF2), 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 1543-1 (6AG1543-1AX00-2XE0) (All versions < V3.0.37). The webserver implementation of the affected products does not correctly release allocated memory after it has been used. An attacker with network access could use this vulnerability to cause a denial-of-service condition in the webserver of the affected product.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在移除最后引用时对内存的释放不恰当(内存泄露)
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens SIMATIC CP 1242-7 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens SIMATIC是德国西门子（Siemens）公司的一款组态软件。 Siemens SIMATIC CP 1242-7 存在安全漏洞，该漏洞源于受影响产品的网络服务器在使用分配的内存后无法正确释放。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Siemens SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) 0 ~ V3.4.29 -
Siemens SIMATIC CP 1243-1 (incl. SIPLUS variants) 0 ~ V3.4.29 -
Siemens SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) 0 ~ * -
Siemens SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) 0 ~ V3.4.29 -
Siemens SIMATIC CP 1243-7 LTE 0 ~ V3.4.29 -
Siemens SIMATIC CP 1243-8 IRC 0 ~ V3.4.29 -
Siemens SIMATIC CP 1542SP-1 0 ~ V2.3 -
Siemens SIMATIC CP 1542SP-1 IRC 0 ~ V2.3 -
Siemens SIMATIC CP 1543-1 0 ~ V3.0.37 -
Siemens SIMATIC CP 1543SP-1 0 ~ V2.3 -
Siemens SINAMICS S210 (6SL5...) V6.1 ~ V6.1 HF2 -
Siemens SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL 0 ~ V2.3 -
Siemens SIPLUS ET 200SP CP 1543SP-1 ISEC 0 ~ V2.3 -
Siemens SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL 0 ~ V2.3 -
Siemens SIPLUS NET CP 1543-1 0 ~ V3.0.37 -

II. Public POCs for CVE-2023-38380

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III. Intelligence Information for CVE-2023-38380

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Vendor Advisories for CVE-2023-38380 (4)

Same Patch Batch · Siemens · 2023-12-12 · 18 CVEs total

CVE-2023-48427 8.1 HIGH Siemens SINEC INS 信任管理问题漏洞
CVE-2022-42784 7.6 HIGH Siemens LOGO! 安全漏洞
CVE-2022-47374 7.5 HIGH 编号已被CVE保留
CVE-2022-47375 7.5 HIGH 编号已被CVE保留
CVE-2023-46156 7.5 HIGH Siemens SIMATIC 资源管理错误漏洞
CVE-2023-46283 7.5 HIGH Siemens Opcenter Quality 安全漏洞
CVE-2023-46284 7.5 HIGH Siemens Opcenter Quality 安全漏洞
CVE-2023-46285 7.5 HIGH Siemens Opcenter Quality 输入验证错误漏洞
CVE-2023-49692 7.2 HIGH Siemens RUGGEDCOM RM1224 操作系统命令注入漏洞
CVE-2023-49691 7.2 HIGH Siemens RUGGEDCOM RM1224 操作系统命令注入漏洞
CVE-2023-48428 7.2 HIGH Siemens SINEC INS 操作系统命令注入漏洞
CVE-2023-46282 7.1 HIGH Siemens Opcenter Quality 安全漏洞
CVE-2023-46281 7.1 HIGH Siemens Opcenter Quality 安全漏洞
CVE-2023-48431 6.8 MEDIUM Siemens SINEC INS 代码问题漏洞
CVE-2022-46141 4.2 MEDIUM Siemens SIMATIC STEP 安全漏洞
CVE-2023-48429 2.7 LOW Siemens SINEC INS 安全漏洞
CVE-2023-48430 2.7 LOW Siemens SINEC INS 安全漏洞

IV. Related Vulnerabilities

Same product: SIMATIC CP 1242-7 V2 (incl. SIPLUS variants)
Same vendor: Siemens
Same weakness: CWE-401

V. Comments for CVE-2023-38380

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