CVE-2021-21965

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.

CVSS v3.1

9.3 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:H

CVSS v3.0

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

CVSS v2.0

6.4 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:P

EPSS

1.02% chance of exploitation in the next 30 days, 61th percentile

Published

2022-02-04

Updated

2025-04-15

Proof-of-concept exploits (1)

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1392

References

• CVE Record
• NVD entry

Related

• CVE-2021-21964
• CVE-2021-21966
• CVE-2021-21962
• CVE-2021-21967
• CVE-2021-21961
• CVE-2021-21968