CVE-2021-21964 is a denial-of-service vulnerability affecting the Modbus configuration functionality of Sealevel Systems, Inc. SeaConnect 370W v1.3.34. An unauthenticated attacker can trigger this vulnerability by sending specially crafted network packets, leading to a high-impact denial of service. While the CVSS score is 7.4 (HIGH), indicating a severe impact, there is no evidence of active exploitation, and public exploit code is currently unavailable. Community discussion and media coverage are minimal, suggesting limited awareness or interest in this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.3.34CPE matchmatch criteria | cpe:2.3:o:sealevel:seaconnect_370w_firmware:1.3.34:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.
Remediation records are not available for this CVE.