VDB-197401 · CVE-2021-44356 · TALOS-2021-1421

Reolink RLC-410W 3.0.0.136_20121102 JSON Command Parser cgiserver.cgi denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.9	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Reolink RLC-410W 3.0.0.136_20121102. The affected element is an unknown function of the file cgiserver.cgi of the component JSON Command Parser. This manipulation causes denial of service. This vulnerability is handled as CVE-2021-44356. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Reolink RLC-410W 3.0.0.136_20121102 and classified as critical. Affected by this vulnerability is an unknown functionality of the file cgiserver.cgi of the component JSON Command Parser. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was released 04/15/2022 as TALOS-2021-1421. The advisory is shared at talosintelligence.com. This vulnerability is known as CVE-2021-44356 since 11/29/2021. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Video Surveillance Software

Vendor

Reolink

Name

RLC-410W

Version

3.0.0.136_20121102

License

commercial

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.6
CNA Vector (Talos): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/29/2021 🔍
04/15/2022 +136 days 🔍
04/15/2022 +0 days 🔍
04/20/2022 +5 days 🔍

Sourcesinfo

Advisory: TALOS-2021-1421
Status: Not defined

CVE: CVE-2021-44356 (🔍)
GCVE (CVE): GCVE-0-2021-44356
GCVE (VulDB): GCVE-100-197401

Entryinfo

Created: 04/15/2022 07:49
Updated: 04/20/2022 13:09
Changes: 04/15/2022 07:49 (49), 04/20/2022 13:09 (1)
Complete: 🔍
Cache ID: 216::103