Winproladder
CVE-2021-38438
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
A use after free vulnerability in FATEK Automation WinProladder versions 3.30 and prior may be exploited when a valid user opens a malformed project file, which may allow arbitrary code execution.
AnalysisAI
A use after free vulnerability in FATEK Automation WinProladder versions 3.30 and prior may be exploited when a valid user opens a malformed project file, which may allow arbitrary code execution. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. A use after free vulnerability in FATEK Automation WinProladder versions 3.30 and prior may be exploited when a valid user opens a malformed project file, which may allow arbitrary code execution. Affected products include: Fatek Winproladder.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.
More in Winproladder
View allFATEK Automation WinProladder Versions 3.30 and prior do not properly restrict operations within the bounds of a memory
FATEK Automation WinProladder Versions 3.30 and prior are vulnerable to an out-of-bounds read, which may allow an attack
FATEK Automation WinProladder Versions 3.30 and prior are vulnerable to an out-of-bounds write, which may allow an attac
FATEK WinProladder Versions 3.30_24518 and prior are vulnerable to a stack-based buffer overflow while processing projec
FATEK WinProladder Versions 3.30_24518 and prior are vulnerable to an out-of-bounds write while processing project files
FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project
FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project
FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project
FATEK Automation WinProladder versions 3.30 and prior proper validation of user-supplied data when parsing project files
FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project
FATEK Automation WinProladder Versions 3.30 and prior is vulnerable to an integer underflow, which may cause an out-of-b
In PLC WinProladder Version 3.28 and prior, a stack-based buffer overflow vulnerability can be exploited when a valid us
Same weakness CWE-416 – Use After Free
View allSame technique Use After Free
View allShare
External POC / Exploit Code
Leaving vuln.today