PT-2022-9221 · Unknown · Seaconnect 370W

Francesco Benvenuto + 1 · Published 2022-04-14 · Updated 2022-04-21 · CVE-2021-21967

Positive Technologies (AI Summary)

CVSS v2.0

7.1

High

Base vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions SeaConnect 370W version 1.3.34

Description An out-of-bounds write issue exists in the OTA update task functionality. A specially-crafted MQTT payload can cause denial of service. This can be triggered by an attacker performing a man-in-the-middle attack.

Recommendations For SeaConnect 370W version 1.3.34, consider restricting access to the OTA update task functionality until a fix is available. As a temporary workaround, avoid using the MQTT protocol for updates to minimize the risk of exploitation.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2021-21967

Affected Products

Seaconnect 370W

References · 3

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2021-1394 · Exploit
• https://osv.dev/vulnerability/CVE-2021-21967 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-21967 · Security Note