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CVE-2020-6655— File parsing Out-Of-Bounds read remote code execution

Quick assessment

Affected
Eaton easySoft Software
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.

Eaton Easysoft是美国伊顿（Eaton）公司的一款应用于工业领域的编程应用。该软件用于用于对Easy控制器和显示器进行编程，可对电路图按照格式进行编辑和展示。 Eatons easySoft software v7.20 存在缓冲区错误漏洞，攻击者可利用该漏洞执行恶意代码或通过欺骗用户在应用程序中上传格式不正确的.e70文件使应用程序崩溃。

CVSS 5.8 · Medium EPSS 2.65% · P84

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-6655

Vulnerability Information
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Vulnerability Title
File parsing Out-Of-Bounds read remote code execution
Source: CVE Program / CVE List V5
Vulnerability Description
The Eaton's easySoft software v7.xx prior to v7.22 are susceptible to Out-of-bounds remote code execution vulnerability. A malicious entity can execute a malicious code or make the application crash by tricking user to upload the malformed .E70 file in the application. The vulnerability arises due to improper validation and parsing of the E70 file content by the application.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Eaton Easysoft 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Eaton Easysoft是美国伊顿（Eaton）公司的一款应用于工业领域的编程应用。该软件用于用于对Easy控制器和显示器进行编程，可对电路图按照格式进行编辑和展示。 Eatons easySoft software v7.20 存在缓冲区错误漏洞，攻击者可利用该漏洞执行恶意代码或通过欺骗用户在应用程序中上传格式不正确的.e70文件使应用程序崩溃。
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

Vendor Product Affected Versions CPE Subscribe
Eaton easySoft Software v7.xx prior to v7.22 -

II. Public POCs for CVE-2020-6655

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III. Intelligence Information for CVE-2020-6655

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Vendor Advisories for CVE-2020-6655 (1)

Other References for CVE-2020-6655 (1)

IV. Related Vulnerabilities

Same product: easySoft Software
Same vendor: Eaton
Same weakness: CWE-125

V. Comments for CVE-2020-6655

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