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CVE-2021-38434

7.8 HIGH

FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project files, which cou...

Published: 2021-10-18 · Last updated: 2026-06-17

Severity and scoring

CVSS
7.8 HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
CWE-194

Affected products

VendorProduct
fatekwinproladder

Description

FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project files, which could result in an unexpected sign extension. An attacker could leverage this vulnerability to execute arbitrary code.

Source: NVD

References

Related CVEs

Same vendor

  • CVE-2021-38442 — FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project files, which cou... (7.8 HIGH)
  • CVE-2021-38440 — FATEK Automation WinProladder versions 3.30 and prior is vulnerable to an out-of-bounds read, which may allow an attacker to read unautho... (3.3 LOW)
  • CVE-2021-38438 — A use after free vulnerability in FATEK Automation WinProladder versions 3.30 and prior may be exploited when a valid user opens a malfor... (7.8 HIGH)
  • CVE-2021-38436 — FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project files, which cou... (7.8 HIGH)
  • CVE-2021-38430 — FATEK Automation WinProladder versions 3.30 and prior proper validation of user-supplied data when parsing project files, which could res... (7.8 HIGH)