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CVE-2020-15798

Quick assessment

Affected
Siemens SIMATIC HMI Comfort Panels (incl. SIPLUS variants)
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Siemens Simatic Hmi是德国西门子（Siemens）公司的一个为工业自动化设备提供人机交互功能的设备。 Siemens Simatic Hmi 存在访问控制错误漏洞，攻击者可利用该漏洞通过未经身份验证的Telnet漏洞使用，以运行代码。

AI Predicted 9.8 Difficulty: Trivial EPSS 5.22% · P92

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 10

VendorProduct Version RangeStatus
Siemens SIMATIC HMI Comfort Panels (incl. SIPLUS variants) All versions < V16 Update 3a affected
Siemens SIMATIC HMI KTP Mobile Panels All versions < V16 Update 3a affected
Siemens SINAMICS GH150 All versions affected
Siemens SINAMICS GL150 (with option X30) All versions affected
Siemens SINAMICS GM150 (with option X30) All versions affected
Siemens SINAMICS SH150 All versions affected
Siemens SINAMICS SL150 All versions affected
Siemens SINAMICS SM120 All versions affected
Siemens SINAMICS SM150 All versions affected
Siemens SINAMICS SM150i All versions affected
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I. Basic Information for CVE-2020-15798

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 HMI Comfort Panels (incl. SIPLUS variants) (All versions < V16 Update 3a), SIMATIC HMI KTP Mobile Panels (All versions < V16 Update 3a), SINAMICS GH150 (All versions), SINAMICS GL150 (with option X30) (All versions), SINAMICS GM150 (with option X30) (All versions), SINAMICS SH150 (All versions), SINAMICS SL150 (All versions), SINAMICS SM120 (All versions), SINAMICS SM150 (All versions), SINAMICS SM150i (All versions). Affected devices with enabled telnet service do not require authentication for this service. This could allow a remote attacker to gain full access to the device. (ZDI-CAN-12046)
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens Simatic Hmi 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens Simatic Hmi是德国西门子（Siemens）公司的一个为工业自动化设备提供人机交互功能的设备。 Siemens Simatic Hmi 存在访问控制错误漏洞，攻击者可利用该漏洞通过未经身份验证的Telnet漏洞使用，以运行代码。
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 HMI Comfort Panels (incl. SIPLUS variants) All versions < V16 Update 3a -
Siemens SIMATIC HMI KTP Mobile Panels All versions < V16 Update 3a -
Siemens SINAMICS GH150 All versions -
Siemens SINAMICS GL150 (with option X30) All versions -
Siemens SINAMICS GM150 (with option X30) All versions -
Siemens SINAMICS SH150 All versions -
Siemens SINAMICS SL150 All versions -
Siemens SINAMICS SM120 All versions -
Siemens SINAMICS SM150 All versions -
Siemens SINAMICS SM150i All versions -

II. Public POCs for CVE-2020-15798

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III. Intelligence Information for CVE-2020-15798

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Vendor Advisories for CVE-2020-15798 (3)

Same Patch Batch · Siemens · 2021-02-09 · 20 CVEs total

CVE-2020-28388 6.5 MEDIUM 多款Siemens产品 安全漏洞
CVE-2020-27002 Siemens Jt2go 缓冲区错误漏洞
CVE-2021-25666 SCALANCE W780 和 W740 安全漏洞
CVE-2020-28394 JT2Go 缓冲区错误漏洞
CVE-2020-28392 siemens SIMARIS configuratio 权限许可和访问控制问题漏洞
CVE-2020-27008 JT2Go 缓冲区错误漏洞
CVE-2020-27007 JT2Go 缓冲区错误漏洞
CVE-2020-27006 JT2Go 缓冲区错误漏洞
CVE-2020-27005 JT2Go 缓冲区错误漏洞
CVE-2020-27004 JT2Go 缓冲区错误漏洞
CVE-2020-27003 JT2Go 缓冲区错误漏洞
CVE-2020-27001 Siemens Jt2go 缓冲区错误漏洞
CVE-2020-27000 JT2Go 缓冲区错误漏洞
CVE-2020-26999 Siemens Jt2go 缓冲区错误漏洞
CVE-2020-26998 Siemens Jt2go 缓冲区错误漏洞
CVE-2020-25245 DIGSI 4 权限许可和访问控制问题漏洞
CVE-2020-25238 Siemens TIA Portal 代码问题漏洞
CVE-2020-25237 SINEC NMS 路径遍历漏洞
CVE-2020-10048 SIMATIC PCS 7 和 SIMATIC WinCC 授权问题漏洞

IV. Related Vulnerabilities

Same product: SIMATIC HMI Comfort Panels (incl. SIPLUS variants)
Same vendor: Siemens
Same weakness: CWE-306

V. Comments for CVE-2020-15798

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