CVE-2021-23157

HIGH

WECON LeviStudioU <2019-09-21 - Buffer Overflow

Title source: llm
STIX 2.1

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.

References (3)

Core 3
Core References
Third Party Advisory, US Government Resource x_refsource_misc
https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-22-130/
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-22-132/

Scores

CVSS v3 7.8
EPSS 0.0057
EPSS Percentile 68.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-122 CWE-787
Status published
Products (1)
we-con/levistudiou < 2019-09-21
Published Jan 14, 2022
Tracked Since Feb 18, 2026