D-Link DCS-5000L/DCS-932L Basic Authentication improper authentication

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 (≈)
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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.
7.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in D-Link DCS-5000L and DCS-932L and classified as critical. Affected is an unknown function of the component Basic Authentication Handler. The manipulation leads to improper authentication. This vulnerability is uniquely identified as CVE-2021-41503. The attack can only be initiated within the local network. No exploit exists. It is recommended to apply restrictive firewalling.

Detailsinfo

A vulnerability was found in D-Link DCS-5000L and DCS-932L (the affected version unknown). It has been rated as critical. This issue affects an unknown part of the component Basic Authentication Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 09/25/2021 as SAP10247. It is possible to read the advisory at supportannouncement.us.dlink.com. The identification of this vulnerability is CVE-2021-41503 since 09/20/2021. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/01/2024).

Addressing this vulnerability is possible by firewalling .

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.0
NVD Vector: 🔍

CNA Base Score: 8.0
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/20/2021 🔍
09/25/2021 +5 days 🔍
09/25/2021 +0 days 🔍
08/01/2024 +1041 days 🔍

Sourcesinfo

Vendor: dlink.com

Advisory: SAP10247
Status: Confirmed

CVE: CVE-2021-41503 (🔍)
GCVE (CVE): GCVE-0-2021-41503
GCVE (VulDB): GCVE-100-183347

Entryinfo

Created: 09/25/2021 08:43
Updated: 08/01/2024 17:28
Changes: 09/25/2021 08:43 (38), 10/02/2021 12:32 (1), 10/02/2021 12:41 (18), 07/19/2024 21:22 (16), 08/01/2024 17:28 (11)
Complete: 🔍
Cache ID: 216::103

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