CVE-2021-23157 Information

Description

WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-based buffer overflow which may allow an attacker to remotely execute 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-21-355-03 https://www.zerodayinitiative.com/advisories/ZDI-22-130/ https://www.zerodayinitiative.com/advisories/ZDI-22-132/

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