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cve[email protected]CVE-2021-32943
HistoryAug 10, 2021 - 3:15 p.m.

CVE-2021-32943

2021-08-1015:15:07
CWE-121
CWE-787
web.nvd.nist.gov
23
cve-2021-32943
vulnerability
stack-based buffer overflow
remote code execution
webaccess/scada

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.6 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

70.9%

The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code on the WebAccess/SCADA (WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1).

Affected configurations

NVD
Node
advantechwebaccess\/scadaRange<8.4.5
OR
advantechwebaccess\/scadaRange9.09.0.1

CNA Affected

[
  {
    "product": "WebAccess/SCADA",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1"
      }
    ]
  }
]

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.6 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

70.9%

Related for CVE-2021-32943