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CVE-2018-13811

Quick assessment

Affected
Siemens AG SIMATIC STEP 7 (TIA Portal)
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 STEP 7（TIA Portal）是德国西门子（Siemens）公司的一套用于SIMATIC控制器的编程软件。该软件提供PLC编程、设计选件包和先进的驱动器技术等。 Siemens SIMATIC STEP 7（TIA Portal）15.1之前版本中存在安全漏洞，该漏洞源于程序没有保护存储的密码。攻击者可利用该漏洞访问项目文件并重新构建密码。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.24% · P14
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I. Basic Information for CVE-2018-13811

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 STEP 7 (TIA Portal) (All Versions < V15.1). Password hashes with insufficient computational effort could allow an attacker to access to a project file and reconstruct passwords. The vulnerability could be exploited by an attacker with local access to the project file. No user interaction is required to exploit the vulnerability. The vulnerability could allow the attacker to obtain certain passwords from the project. At the time of advisory publication no public exploitation of this vulnerability was known.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
使用具有不充分计算复杂性的口令哈希
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens SIMATIC STEP 7 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens SIMATIC STEP 7（TIA Portal）是德国西门子（Siemens）公司的一套用于SIMATIC控制器的编程软件。该软件提供PLC编程、设计选件包和先进的驱动器技术等。 Siemens SIMATIC STEP 7（TIA Portal）15.1之前版本中存在安全漏洞，该漏洞源于程序没有保护存储的密码。攻击者可利用该漏洞访问项目文件并重新构建密码。
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 AG SIMATIC STEP 7 (TIA Portal) SIMATIC STEP 7 (TIA Portal) : All Versions < V15.1 -

II. Public POCs for CVE-2018-13811

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III. Intelligence Information for CVE-2018-13811

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Vendor Advisories for CVE-2018-13811 (2)

Same Patch Batch · Siemens AG · 2018-12-13 · 7 CVEs total

CVE-2018-13804 Siemens SIMATIC IT LMS、SIMATIC IT Production Suite和SIMATIC IT UA Discrete Manufacturing 授权
CVE-2018-13812 多款Siemens产品路径遍历漏洞
CVE-2018-13813 多款Siemens产品安全漏洞
CVE-2018-13814 Siemens SIMATIC Panels和SIMATIC WinCC 代码注入漏洞
CVE-2018-13815 Siemens SIMATIC S7-1200和SIMATIC S7-1500 安全漏洞
CVE-2018-16555 多款Siemens产品跨站脚本漏洞

IV. Related Vulnerabilities

Same product: SIMATIC STEP 7 (TIA Portal)
Same vendor: Siemens AG
Same weakness: CWE-916

V. Comments for CVE-2018-13811

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