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IcscertCVE-2021-43556

HistoryDec 28, 2021 - 7:15 p.m.

CVE-2021-43556

2021-12-2819:15:08

CWE-787

CWE-121

icscert

web.nvd.nist.gov

cve

2021

43556

fatek winproladder

buffer overflow

vulnerability

stack-based

arbitrary code execution

nvd

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

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

0.004

Percentile

73.7%

JSON

FATEK WinProladder Versions 3.30_24518 and prior are vulnerable to a stack-based buffer overflow while processing project files, which may allow an attacker to execute arbitrary code.

Affected configurations

Nvd

Node

fatekwinproladderRange≤3.30_24518

VendorProductVersionCPE
fatekwinproladder*cpe:2.3:a:fatek:winproladder:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
fatek	winproladder	*	cpe:2.3:a:fatek:winproladder::::::::

CNA Affected

[
  {
    "product": "WinProladder",
    "vendor": "FATEK Automation",
    "versions": [
      {
        "lessThanOrEqual": "3.30_24518",
        "status": "affected",
        "version": "All",
        "versionType": "custom"
      }
    ]
  }
]

References

us-cert.cisa.gov/ics/advisories/icsa-21-320-01

www.zerodayinitiative.com/advisories/ZDI-22-029/

www.zerodayinitiative.com/advisories/ZDI-22-031/

www.zerodayinitiative.com/advisories/ZDI-22-032/

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

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

0.004

Percentile

73.7%

JSON

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