CVE-2021-21960

State: Published
Severity: 10.0 Critical
Published: Feb 4, 2022
Updated: Apr 15, 2025
Reserved: Jan 4, 2021

Description

A stack-based buffer overflow vulnerability exists in both the LLMNR 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.

Scores

CVSS	Score	Vector	Source
3.0	10.0 Critical	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H	talos

Weaknesses

CWE-121 Stack-based Buffer Overflow

Affected Products

Product	Versions
Sealeveln/a	Sealevel Systems, Inc. SeaConnect 370W v1.3.34Affected

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1389

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