Security readout for executives and security teams
Plain-English summary
Certain end-of-life D-Link cameras may let a malicious user already on the local network gain improper access to camera configuration through the device command interface. The business risk is concentrated where these cameras remain deployed on shared or poorly segmented LANs.
Executive priority
Prioritize remediation if these cameras protect sensitive areas, share networks with employees or guests, or cannot be isolated. Because the products are unsupported, replacement is a stronger control than relying on future fixes.
Technical view
CVE-2021-41504 affects D-Link DCS-5000L v1.05 and DCS-932L v2.17 and older. The CVE describes an elevated privileges issue involving digest authentication for the devices command interface, potentially enabling further attack vectors and configuration compromise by malicious LAN users. No CVSS, CWE, or patch details are provided.
Likely exposure
Exposure is likely limited to environments still running the named unsupported D-Link camera models, especially if camera management interfaces are reachable by ordinary LAN users or untrusted devices.
Exploitation context
The source bundle does not show CISA KEV listing, public active exploitation, or exploit availability. The described attacker position is local network access, not unauthenticated internet-scale exploitation.
Researcher notes
Evidence is sparse: affected models, firmware thresholds, LAN attacker context, digest-authentication involvement, and unsupported status are provided. The bundle does not include CVSS scoring, CWE mapping, root-cause detail, proof of exploitation, or confirmed vendor patch information.
Mitigation direction
- Identify and replace affected end-of-life cameras where feasible.
- Consult D-Link SAP10247 and current security bulletin guidance.
- Restrict camera management access to trusted admin networks only.
- Prevent untrusted LAN clients from reaching camera command interfaces.
- Rotate camera credentials after containment or device replacement.
Validation and detection
- Inventory DCS-5000L and DCS-932L cameras in the environment.
- Confirm firmware versions against v1.05 and v2.17 thresholds.
- Check whether command or management interfaces are LAN-reachable.
- Review network logs for unexpected camera administration attempts.
- Document unsupported devices as lifecycle risk items.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2021-41504 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://www.dlink.com/en/security-bulletin/CVE reference · x_refsource_MISC
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10247CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.