CVE-2021-44356 | BDVDB-2026-173992 Detail

ReolinkRLC-410W

Description#

Multiple denial of service vulnerabilities exist in the cgiserver.cgi JSON command parser 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.

Impact#

Per CVSS v3.0: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.

Weaknesses#

CWE-20 Improper Input Validation

References#

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1421

Exploit#

No public exploit known

History#

Version 12022-04-14Record published in the CVE List.
Version 22025-04-15Most recent update recorded in the CVE List.

Published

Published: 2022-04-14
Last modified: 2025-04-15

Vendor information

Vendor: Reolink
Product: RLC-410W

All Reolink vulnerabilities

Score

8.6 High

EPSS

1.7%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 78.6.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Improper Input Validation

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
v3.0.0.136_20121102
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

Not available

CVSS v3.0

8.6 High

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Changed
Confidentiality	None
Integrity	None
Availability	High

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).