PT-2022-11866 · Foscam · Foscam Camera Fi9805E

Yourchief · Published 2022-04-08 · Updated 2022-04-15 · CVE-2021-43517

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions FOSCAM Camera FI9805E version V4.02.R12.00018510.10012.143900.00000

Description The issue concerns a backdoor in the FOSCAM Camera FI9805E. This backdoor opens the Telnet port when a special command is sent on port 9530.

Recommendations For FOSCAM Camera FI9805E version V4.02.R12.00018510.10012.143900.00000, consider restricting access to port 9530 to minimize the risk of exploitation. As a temporary workaround, avoid using the special command that triggers the backdoor until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Related Identifiers

CVE-2021-43517

Affected Products

Foscam Camera Fi9805E

References · 4

• 🔥 https://habr.com/ru/post/486856 · Exploit
• https://osv.dev/vulnerability/CVE-2021-43517 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-43517 · Security Note
• https://t.me/cibsecurity/40399 · Telegram Post