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CVE-2019-6576

Quick assessment

Affected
Siemens AG SIMATIC HMI Comfort Panels 4" - 22"
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 WinCC等都是德国西门子（Siemens）公司的产品。SIMATIC WinCC是一套自动化的数据采集与监控（SCADA）系统。Siemens SIMATIC HMI Comfort Panels是一款触摸面板设备。Siemens SIMATIC HMI Comfort Outdoor Panels是一款专用于户外的触摸面板设备。 多款Siemens产品中存在安全漏洞。攻击者可利用该漏洞获取TLS会话密钥并解密TLS流量，进而影响设备与合法用户之间的通信的保密性。以下产品

AI Predicted 6.5 Difficulty: Hard EPSS 1.75% · P77

Possible ATT&CK Techniques 1 AI

T1521

Affected Version Matrix 7

VendorProduct Version RangeStatus
Siemens AG SIMATIC HMI Classic Devices (TP/MP/OP/MP Mobile Panel) All versions affected
Siemens AG SIMATIC HMI Comfort Outdoor Panels 7" & 15" All versions < V15.1 Update 1 affected
Siemens AG SIMATIC HMI Comfort Panels 4" - 22" All versions < V15.1 Update 1 affected
Siemens AG SIMATIC HMI KTP Mobile Panels KTP400F, KTP700, KTP700F, KTP900 und KTP900F All versions < V15.1 Update 1 affected
Siemens AG SIMATIC WinCC (TIA Portal) All versions < V15.1 Update 1 affected
Siemens AG SIMATIC WinCC Runtime Advanced All versions < V15.1 Update 1 affected
Siemens AG SIMATIC WinCC Runtime Professional All versions < V15.1 Update 1 affected
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I. Basic Information for CVE-2019-6576

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 4" - 22" (All versions < V15.1 Update 1), SIMATIC HMI Comfort Outdoor Panels 7" & 15" (All versions < V15.1 Update 1), SIMATIC HMI KTP Mobile Panels KTP400F, KTP700, KTP700F, KTP900 und KTP900F (All versions < V15.1 Update 1), SIMATIC WinCC Runtime Advanced (All versions < V15.1 Update 1), SIMATIC WinCC Runtime Professional (All versions < V15.1 Update 1), SIMATIC WinCC (TIA Portal) (All versions < V15.1 Update 1), SIMATIC HMI Classic Devices (TP/MP/OP/MP Mobile Panel) (All versions). An attacker with network access to affected devices could potentially obtain a TLS session key. If the attacker is able to observe TLS traffic between a legitimate user and the device, then the attacker could decrypt the TLS traffic. The security vulnerability could be exploited by an attacker who has network access to the web interface of the device and who is able to observe TLS traffic between legitimate users and the web interface of the affected device. The vulnerability could impact the confidentiality of the communication between the affected device and a legitimate user. At the time of advisory publication no public exploitation of the security vulnerability was known.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
加密问题
Source: CVE Program / CVE List V5
Vulnerability Title
多款Siemens产品加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens SIMATIC WinCC等都是德国西门子（Siemens）公司的产品。SIMATIC WinCC是一套自动化的数据采集与监控（SCADA）系统。Siemens SIMATIC HMI Comfort Panels是一款触摸面板设备。Siemens SIMATIC HMI Comfort Outdoor Panels是一款专用于户外的触摸面板设备。 多款Siemens产品中存在安全漏洞。攻击者可利用该漏洞获取TLS会话密钥并解密TLS流量，进而影响设备与合法用户之间的通信的保密性。以下产品
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 AG SIMATIC HMI Comfort Panels 4" - 22" All versions < V15.1 Update 1 -
Siemens AG SIMATIC HMI Comfort Outdoor Panels 7" & 15" All versions < V15.1 Update 1 -
Siemens AG SIMATIC HMI KTP Mobile Panels KTP400F, KTP700, KTP700F, KTP900 und KTP900F All versions < V15.1 Update 1 -
Siemens AG SIMATIC WinCC Runtime Advanced All versions < V15.1 Update 1 -
Siemens AG SIMATIC WinCC Runtime Professional All versions < V15.1 Update 1 -
Siemens AG SIMATIC WinCC (TIA Portal) All versions < V15.1 Update 1 -
Siemens AG SIMATIC HMI Classic Devices (TP/MP/OP/MP Mobile Panel) All versions -

II. Public POCs for CVE-2019-6576

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III. Intelligence Information for CVE-2019-6576

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Vendor Advisories for CVE-2019-6576 (3)

Same Patch Batch · Siemens AG · 2019-05-14 · 9 CVEs total

CVE-2019-10916 多款Siemens产品SQL注入漏洞
CVE-2019-10917 Siemens SIMATIC PCS 7和SIMATIC WinCC 输入验证错误漏洞
CVE-2019-10918 西门子 SIMATIC WinCC 安全漏洞
CVE-2019-10922 Siemens SIMATIC WinCC和SIMATIC PCS 7 访问控制错误漏洞
CVE-2019-6572 多款Siemens产品信任管理问题漏洞
CVE-2019-6574 多款Siemens产品访问控制错误漏洞
CVE-2019-6577 多款Siemens产品跨站脚本漏洞
CVE-2019-6578 多款Siemens产品资源管理错误漏洞

IV. Related Vulnerabilities

Same product: SIMATIC HMI Comfort Panels 4" - 22"
Same vendor: Siemens AG
Same weakness: CWE-310

V. Comments for CVE-2019-6576

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