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TalosCVELIST:CVE-2021-21961

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

CVE-2021-21961

2022-02-0422:29:04

CWE-121

talos

www.cve.org

buffer overflow

sealevel systems

seaconnect 370w

remote code execution

nbns

network packet

vulnerability

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

Confidence

High

EPSS

0.006

Percentile

78.7%

JSON

A stack-based buffer overflow vulnerability exists in the NBNS functionality of Sealevel Systems, Inc. SeaConnect 370W v1.3.34. A specially-crafted network packet can lead to remote code execution. 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-2021-1389

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

Confidence

High

EPSS

0.006

Percentile

78.7%

JSON

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