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    CVE-2021-23138

    WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.

    Published:Jan 14, 2022
    Last Modified:Apr 16, 2025
    EPS:Jan 14, 2022
    EPSS Score:0.00639
    CVSS Score:7.8

    Affected Products

    Vendor
    We-con
    Product
    Levistudiou

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2021-23157 (CVSS 7.8) — WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-based buffer overflow, which may allo…
    CVE-2021-43983 (CVSS 7.8) — WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to multiple stack-based buffer overflow instanc…
    CVE-2020-16243 (CVSS 7.8) — Multiple buffer overflow vulnerabilities exist when LeviStudioU (Version 2019-09-21 and prior) processes proje…
    CVE-2020-25199 (CVSS 7.8) — A heap-based buffer overflow vulnerability exists within the WECON LeviStudioU Release Build 2019-09-21 and pr…
    CVE-2020-25186 (CVSS 7.5) — An XXE vulnerability exists within LeviStudioU Release Build 2019-09-21 and prior when processing parameter en…
    CVE-2019-6539 (CVSS 7.8) — Several heap-based buffer overflow vulnerabilities in WECON LeviStudioU version 1.8.56 and prior have been ide…
    CVE-2019-6537 (CVSS 7.8) — Multiple stack-based buffer overflow vulnerabilities in WECON LeviStudioU version 1.8.56 and prior may be expl…
    CVE-2019-6541 (CVSS 7.8) — A memory corruption vulnerability has been identified in WECON LeviStudioU version 1.8.56 and prior, which may…
    CVE-2018-10614 (CVSS 8.8) — An XXE vulnerability in LeviStudioU, Versions 1.8.29 and 1.8.44 can be exploited when the application processe…
    CVE-2018-10610 (CVSS 8.8) — An out-of-bounds vulnerability in LeviStudioU, Versions 1.8.29 and 1.8.44 can be exploited when the applicatio…

    References

    https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03
    https://www.zerodayinitiative.com/advisories/ZDI-22-129/
    https://www.zerodayinitiative.com/advisories/ZDI-22-131/
    https://www.zerodayinitiative.com/advisories/ZDI-22-133/
    https://www.zerodayinitiative.com/advisories/ZDI-22-134/
    https://www.zerodayinitiative.com/advisories/ZDI-22-135/
    https://www.zerodayinitiative.com/advisories/ZDI-22-136/
    https://www.zerodayinitiative.com/advisories/ZDI-22-137/
    https://www.zerodayinitiative.com/advisories/ZDI-22-138/
    https://www.zerodayinitiative.com/advisories/ZDI-22-139/
    https://www.zerodayinitiative.com/advisories/ZDI-22-140/
    https://www.zerodayinitiative.com/advisories/ZDI-22-141/
    https://www.zerodayinitiative.com/advisories/ZDI-22-142/
    https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03
    https://www.zerodayinitiative.com/advisories/ZDI-22-129/
    https://www.zerodayinitiative.com/advisories/ZDI-22-131/
    https://www.zerodayinitiative.com/advisories/ZDI-22-133/
    https://www.zerodayinitiative.com/advisories/ZDI-22-134/
    https://www.zerodayinitiative.com/advisories/ZDI-22-135/
    https://www.zerodayinitiative.com/advisories/ZDI-22-136/
    https://www.zerodayinitiative.com/advisories/ZDI-22-137/
    https://www.zerodayinitiative.com/advisories/ZDI-22-138/
    https://www.zerodayinitiative.com/advisories/ZDI-22-139/
    https://www.zerodayinitiative.com/advisories/ZDI-22-140/
    https://www.zerodayinitiative.com/advisories/ZDI-22-141/
    https://www.zerodayinitiative.com/advisories/ZDI-22-142/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High