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IcscertCVELIST:CVE-2021-23138

HistoryJan 14, 2022 - 7:10 p.m.

CVE-2021-23138 WECON LeviStudioU

2022-01-1419:10:41

CWE-121

icscert

www.cve.org

wecon levistudiou

vulnerability

stack-based buffer overflow

remote code execution

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

AI Score

7.9

Confidence

High

EPSS

0.015

Percentile

86.9%

JSON

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.

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-21-355-03

www.zerodayinitiative.com/advisories/ZDI-22-129/

www.zerodayinitiative.com/advisories/ZDI-22-131/

www.zerodayinitiative.com/advisories/ZDI-22-133/

www.zerodayinitiative.com/advisories/ZDI-22-134/

www.zerodayinitiative.com/advisories/ZDI-22-135/

www.zerodayinitiative.com/advisories/ZDI-22-136/

www.zerodayinitiative.com/advisories/ZDI-22-137/

www.zerodayinitiative.com/advisories/ZDI-22-138/

www.zerodayinitiative.com/advisories/ZDI-22-139/

www.zerodayinitiative.com/advisories/ZDI-22-140/

www.zerodayinitiative.com/advisories/ZDI-22-141/

www.zerodayinitiative.com/advisories/ZDI-22-142/

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

AI Score

7.9

Confidence

High

EPSS

0.015

Percentile

86.9%

JSON

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