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CVE-2020-22552

EPSS 0.19% · P41
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I. Basic Information for CVE-2020-22552

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Snap7 server component in version 1.4.1, when an attacker sends a crafted packet with COTP protocol the last-data-unit flag set to No and S7 writes a var function, the Snap7 server will be crashed.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Snap7 server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Snap7 server是Snap7团队的一个应用于工业控制的信号模拟软件。该软件像通信处理器 （CP） 一样，接受外部客户端的 S7 连接，并回复其请求。 Snap7 server component 1.4.1版本存在安全漏洞，攻击者可利用该漏洞发送一个带有COTP协议的经过处理的包，将last-data-unit标志设置为No，而S7编写一个var函数时，Snap7服务器将会崩溃。
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

VendorProductAffected VersionsCPESubscribe
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II. Public POCs for CVE-2020-22552

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III. Intelligence Information for CVE-2020-22552

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Same Patch Batch · n/a · 2020-10-28 · 49 CVEs total

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CVE-2020-25374CyberArk Software CyberArk Privileged Session Manager 代码问题漏洞
CVE-2020-27986SonarSource SonarQube 安全漏洞
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CVE-2020-27739Citadel WebCit 代码问题漏洞
CVE-2020-27980Genexis Platinum-4410 跨站脚本漏洞
CVE-2020-27741Citadel WebCit 跨站脚本漏洞
CVE-2020-27740Citadel WebCit 安全漏洞
CVE-2020-25966Sectona Spectra 访问控制错误漏洞
CVE-2020-16259Winston Privacy 安全漏洞
CVE-2020-16258Winston Privacy 信任管理问题漏洞
CVE-2020-16260Winston Privacy 安全漏洞
CVE-2020-16263Winston Privacy 安全漏洞
CVE-2020-16262Winston Privacy 安全漏洞
CVE-2020-16261Winston Privacy 安全漏洞

Showing top 20 of 49 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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Same vendor: n/a

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