CVE-2021-43517

PoC —

CVSS 3.1

9.8 critical

EPSS

2%p76

Published

Apr 8, 2022 (Apr 8, 2022)

Modified

Jun 17, 2026

Description

FOSCAM Camera FI9805E with firmware V4.02.R12.00018510.10012.143900.00000 contains a backdoor that opens Telnet port when special command is sent on port 9530.

Vendors: foscam
Products: fi9805e firmware
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.7%)

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