CVE-2021-40405

A denial of service vulnerability exists in the cgiserver.cgi Upgrade API functionality of Reolink RLC-410W v3.0.0.136_20121102. A specially-crafted HTTP request can lead to a reboot. An attacker can send an HTTP request to trigger this vulnerability.

CVSS v3.1

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v3.0

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

CVSS v2.0

6.8 MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:C

EPSS

1.13% chance of exploitation in the next 30 days, 64th percentile

Published

2022-04-14

Updated

2025-04-15

Proof-of-concept exploits (1)

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1422

References

• CVE Record
• NVD entry

Related

• CVE-2021-40404
• CVE-2021-40406
• CVE-2021-40403
• CVE-2021-40407
• CVE-2021-40402
• CVE-2021-40408