IcscertCVELIST:CVE-2021-43983

HistoryDec 13, 2021 - 3:48 p.m.

CVE-2021-43983 WECON LeviStudioU

2021-12-1315:48:06

CWE-121

icscert

www.cve.org

wecon levistudiou

buffer overflow

vulnerability

parsing

project files

arbitrary code execution

cve-2021-43983

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.019

Percentile

88.9%

JSON

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.

CNA Affected

[
  {
    "product": "LeviStudioU",
    "vendor": "WECON",
    "versions": [
      {
        "lessThanOrEqual": "2019-09-21",
        "status": "affected",
        "version": "All",
        "versionType": "custom"
      }
    ]
  }
]

References

www.cisa.gov/uscert/ics/advisories/icsa-21-343-02

www.zerodayinitiative.com/advisories/ZDI-22-034/

www.zerodayinitiative.com/advisories/ZDI-22-035/

www.zerodayinitiative.com/advisories/ZDI-22-036/

www.zerodayinitiative.com/advisories/ZDI-22-037/

www.zerodayinitiative.com/advisories/ZDI-22-038/

www.zerodayinitiative.com/advisories/ZDI-22-039/

www.zerodayinitiative.com/advisories/ZDI-22-040/

www.zerodayinitiative.com/advisories/ZDI-22-041/

www.zerodayinitiative.com/advisories/ZDI-22-042/

www.zerodayinitiative.com/advisories/ZDI-22-043/

www.zerodayinitiative.com/advisories/ZDI-22-044/

www.zerodayinitiative.com/advisories/ZDI-22-045/

www.zerodayinitiative.com/advisories/ZDI-22-046/

www.zerodayinitiative.com/advisories/ZDI-22-047/

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.019

Percentile

88.9%

JSON

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