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CVE-2021-21971
Published: Feb 4, 2022
Modified: Apr 15, 2025
PUBLISHED
CVSS v3.0
3.7
LOW
Description
An out-of-bounds write vulnerability exists in the URL_decode functionality of Sealevel Systems, Inc. SeaConnect 370W v1.3.34. A specially-crafted MQTT payload can lead to an out-of-bounds write. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.
| Vendor | Product | Versions |
|---|---|---|
n/a | Sealevel | affected Sealevel Systems, Inc. SeaConnect 370W v1.3.34 |
Weaknesses (CWE)
CVSS v3.0 Details
CVSS v3.0 Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
References
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