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IcscertCVELIST:CVE-2023-50707

HistoryDec 19, 2023 - 11:18 p.m.

CVE-2023-50707 Uncontrolled Resource Consumption in EFACEC BCU 500

2023-12-1923:18:26

CWE-400

icscert

www.cve.org

uncontrolled resource consumption

efacec bcu 500

active user session exploitation

denial-of-service

9.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.3 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

JSON

Through the exploitation of active user sessions, an attacker could send custom requests to cause a denial-of-service condition on the device.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "BCU 500",
    "vendor": "EFACEC",
    "versions": [
      {
        "status": "affected",
        "version": "version 4.07"
      }
    ]
  }
]

References

www.cisa.gov/news-events/ics-advisories/icsa-23-353-02

9.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.3 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

JSON

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