AUGUST 4, 2026
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Case File

CVE-2021-21965

CRITICAL · CVSS 9.3 EPSS 1.02%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-02-04 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.3. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2021-21965
Severity
CRITICAL
CVSS
9.3
EPSS
1.02%

Original NVD Description

A denial of service vulnerability exists in the SeaMax remote 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)