CVE-2021-38426

HighCVSS 7.8/10Last modified Jun 17, 2026

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 out-of-bounds write. An attacker could leverage this vulnerability to execute arbitrary code.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

No affected versions have been published.

Timeline

Published: Oct 18, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

CVE-2021-384277.8RTI Connext DDS Professional and Connext DDS Secure Versions 4.2.x to 6.1.0 are vulnerable to a stack-based buffer overflow, which may allow CVE-2021-384284.8Delta Electronics DIALink versions 1.2.4.0 and prior is vulnerable to cross-site scripting because an authenticated attacker can inject arbi CVE-2021-384299.1OCI OpenDDS versions prior to 3.18.1 are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted CVE-2021-38436.7A potential vulnerability in the SMI function to access EEPROM in some ThinkPad models may allow an attacker with local access and elevated CVE-2021-384307.8FATEK Automation WinProladder versions 3.30 and prior proper validation of user-supplied data when parsing project files, which could result CVE-2021-384314.3An authenticated user using Advantech WebAccess SCADA in versions 9.0.3 and prior can use API functions to disclose project names and paths CVE-2021-384329.8FATEK Automation Communication Server Versions 1.13 and prior lacks proper validation of user-supplied data, which could result in a stack-b CVE-2021-384337.8RTI Connext DDS Professional and Connext DDS Secure Versions 4.2x to 6.1.0 vulnerable to a stack-based buffer overflow, which may allow a lo CVE-2021-384347.8FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project files, which could CVE-2021-384359.8RTI Connext DDS Professional and Connext DDS Secure Versions 4.2x to 6.1.0 not correctly calculate the size when allocating the buffer, whic CVE-2021-384367.8FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project files, which could CVE-2021-384387.8A use after free vulnerability in FATEK Automation WinProladder versions 3.30 and prior may be exploited when a valid user opens a malformed