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TalosCVELIST:CVE-2021-21964

HistoryFeb 04, 2022 - 10:29 p.m.

CVE-2021-21964

2022-02-0422:29:05

CWE-284

talos

www.cve.org

denial of service

sealevel systems

inc.

seaconnect 370w

modbus configuration

cve-2021-21964

CVSS3

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

AI Score

7.7

Confidence

High

EPSS

0.001

Percentile

39.3%

JSON

A denial of service vulnerability exists in the Modbus configuration functionality of Sealevel Systems, Inc. SeaConnect 370W v1.3.34. Specially-crafted network packets can lead to denial of service. An attacker can send a malicious packet to trigger this vulnerability.

CNA Affected

[
  {
    "product": "Sealevel",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Sealevel Systems, Inc. SeaConnect 370W v1.3.34"
      }
    ]
  }
]

References

talosintelligence.com/vulnerability_reports/TALOS-2021-1392

CVSS3

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

AI Score

7.7

Confidence

High

EPSS

0.001

Percentile

39.3%

JSON

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