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CVE-2021-38440— FATEK Automation WinProladder

Quick assessment

Affected
FATEK Automation WinProladder
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.

FATEK Automation WinProladder是中国FATEK Automation公司的一个PLC。 WinProladder 存在缓冲区错误漏洞，该漏洞源于受影响的产品容易受到越界读取的攻击。攻击者可利用该漏洞读取未经授权的信息。

CVSS 3.3 · Low EPSS 0.61% · P47
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I. Basic Information for CVE-2021-38440

Vulnerability Information
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Vulnerability Title
FATEK Automation WinProladder
Source: CVE Program / CVE List V5
Vulnerability Description
FATEK Automation WinProladder versions 3.30 and prior is vulnerable to an out-of-bounds read, which may allow an attacker to read unauthorized information.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
FATEK Automation WinProladder 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FATEK Automation WinProladder是中国FATEK Automation公司的一个PLC。 WinProladder 存在缓冲区错误漏洞，该漏洞源于受影响的产品容易受到越界读取的攻击。攻击者可利用该漏洞读取未经授权的信息。
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
FATEK Automation WinProladder All ~ 3.30 -

II. Public POCs for CVE-2021-38440

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III. Intelligence Information for CVE-2021-38440

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Vendor Advisories for CVE-2021-38440 (1)

Same Patch Batch · FATEK Automation · 2021-10-18 · 7 CVEs total

CVE-2021-38426 7.8 HIGH FATEK Automation WinProladder
CVE-2021-38430 7.8 HIGH FATEK Automation WinProladder
CVE-2021-38434 7.8 HIGH FATEK Automation WinProladder
CVE-2021-38436 7.8 HIGH FATEK Automation WinProladder
CVE-2021-38438 7.8 HIGH FATEK Automation WinProladder
CVE-2021-38442 7.8 HIGH FATEK Automation WinProladder

IV. Related Vulnerabilities

Same product: WinProladder
Same vendor: FATEK Automation
Same weakness: CWE-125

V. Comments for CVE-2021-38440

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