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CVE-2024-3273

D-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi command injection

  • High 7.5
  • Exploited: added to CISA KEV 11 Apr 2024
  • A public exploit reference is listed

Description

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as critical, was found in D-Link DNS-320L, DNS-325, DNS-327L and DNS-340L up to 20240403. Affected is an unknown function of the file /cgi-bin/nas_sharing.cgi of the component HTTP GET Request Handler. The manipulation of the argument system leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-259284. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. NOTE: Vendor was contacted early and confirmed immediately that the product is end-of-life. It should be retired and replaced.

Key facts

Published
4 Apr 2024
Last changed
21 Oct 2025
Assigned by
VulDB
KEV added
11 Apr 2024
KEV fix due
2 May 2024
EPSS
99.995% likely to be exploited in the next 30 days, higher than 99.988% of CVEs (scores for 15 Nov 2026)
SSVC (CISA)
Exploitation: active; Automatable: yes; Technical impact: total

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

  • 7.3CVSS 3.1, Highfrom the CNA (VulDB)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
  • 7.3CVSS 3.0, Highfrom the CNA (VulDB)CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
  • 7.5CVSS 2.0, Highfrom the CNA (VulDB)AV:N/AC:L/Au:N/C:P/I:P/A:P

What to do

  • This vulnerability affects legacy D-Link products. All associated hardware revisions have reached their end-of-life (EOL) or end-of-service (EOS) life cycle and should be retired and replaced per vendor instructions.CISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

VendorProductVersions
D-LinkDNS-320L
  • 20240403 (affected)
D-LinkDNS-325
  • 20240403 (affected)
D-LinkDNS-327L
  • 20240403 (affected)
D-LinkDNS-340L
  • 20240403 (affected)

Timeline

  1. 3 Apr 2024 Advisory disclosed
  2. 3 Apr 2024 VulDB entry created
  3. 4 Apr 2024 Published
  4. 11 Apr 2024 CVE-2024-3273 added to CISA KEV
  5. 11 Apr 2024 Added to the CISA KEV catalogue
  6. 11 Apr 2024 VulDB entry last update

Weakness

References