CVE-2021-43983 Information

Description

WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to multiple stack-based buffer overflow instances while parsing project files which may allow an attacker to execute arbitrary code.

CVSS Vector

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

Reference

https://www.cisa.gov/uscert/ics/advisories/icsa-21-343-02 https://www.zerodayinitiative.com/advisories/ZDI-22-043/ https://www.zerodayinitiative.com/advisories/ZDI-22-042/ https://www.zerodayinitiative.com/advisories/ZDI-22-041/ https://www.zerodayinitiative.com/advisories/ZDI-22-040/ https://www.zerodayinitiative.com/advisories/ZDI-22-036/ https://www.zerodayinitiative.com/advisories/ZDI-22-047/ https://www.zerodayinitiative.com/advisories/ZDI-22-046/ https://www.zerodayinitiative.com/advisories/ZDI-22-035/ https://www.zerodayinitiative.com/advisories/ZDI-22-034/ https://www.zerodayinitiative.com/advisories/ZDI-22-045/ https://www.zerodayinitiative.com/advisories/ZDI-22-044/ https://www.zerodayinitiative.com/advisories/ZDI-22-039/ https://www.zerodayinitiative.com/advisories/ZDI-22-038/ https://www.zerodayinitiative.com/advisories/ZDI-22-037/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8