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cve[email protected]CVE-2022-43765
HistoryFeb 08, 2023 - 11:15 a.m.

CVE-2022-43765

2023-02-0811:15:10
CWE-252
web.nvd.nist.gov
22
cve-2022-43765
b&r aprol
dos vulnerability
port 55502/tcp
network attack

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.7%

B&R APROL versions < R 4.2-07 doesn’t process correctly specially
formatted data packages sent to port 55502/tcp, which may allow a network based
attacker to cause an application Denial-of-Service.

Affected configurations

NVD
Node
br-automationindustrial_automation_aprolRange<r4.2-07

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "B&R APROL",
    "vendor": "B&R Industrial Automation",
    "versions": [
      {
        "status": "affected",
        "version": "< R 4.2-07"
      }
    ]
  }
]

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.7%

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