CVE-2021-41503

Name: CVE-2021-41503
Creator: NVD / NIST
Published: 2021-09-24T20:15:07.373+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8/10EPSS 0.43%

Last modified Jun 17, 2026

CVE-2021-41503 is a high-severity vulnerability rated 8/10 on the CVSS scale. DCS-5000L v1.05 and DCS-932L v2.17 and older are affecged by Incorrect Acess Control. The use of the basic authentication for the devices command interface allows attack vectors that may compromise the cameras configuration and allow malicious users on the LAN to access the device. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

DCS-5000L v1.05 and DCS-932L v2.17 and older are affecged by Incorrect Acess Control. The use of the basic authentication for the devices command interface allows attack vectors that may compromise the cameras configuration and allow malicious users on the LAN to access the device. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Metrics

CVSS 3.1

8/10

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

EPSS Probability

0.43%

34.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dlink	Dcs-932l Firmware	<= 2.17
D-Link	Dcs-5000l Firmware	1.05

References

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10247Vendor Advisory
https://www.dlink.com/en/security-bulletin/Vendor Advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10247Vendor Advisory
https://www.dlink.com/en/security-bulletin/Vendor Advisory

Timeline

Published: Sep 24, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-41503?

How severe is CVE-2021-41503?

CVE-2021-41503 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.

How do I fix CVE-2021-41503?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-41503?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST