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CVE-2024-3273

9.8, critical Known exploited

D-Link Multiple NAS Devices Command Injection Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
9.8, critical critical CVSS v3.1
EPSS, next 30 days
100% higher than 99.9% of scored CVEs
Exploitation
Confirmed in the wild
Published
4 Apr 20242 years ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 11 Apr 2024. US federal agencies had to remediate by 2 May 2024, a deadline that has passed.

Required action. 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.

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.

Details

Vendor
D-Link and 1 more
Product
DNS-320L
Weakness
CWE-77 (opens in a new tab)
Status
Analyzed
Updated
17 Jun 2026
Assigner
cna@vuldb.com

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

References 7

Exploit code 1

Advisories 4

Other references 2

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other D-Link CVEs

Every D-Link CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2025-29635 D-Link DIR-823X Command Injection Vulnerability KEV EPSS 88% 7.2, high
  • CVE-2024-3272 D-Link Multiple NAS Devices Use of Hard-Coded Credentials Vulnerability KEV EPSS 98% 9.8, critical
  • CVE-2024-0769 D-Link DIR-859 Router Path Traversal Vulnerability KEV EPSS 83% 9.8, critical
  • CVE-2023-25280 D-Link DIR-820 Router OS Command Injection Vulnerability KEV EPSS 98% 9.8, critical
  • CVE-2022-40799 D-Link DNR-322L Download of Code Without Integrity Check Vulnerability KEV EPSS 34% 8.8, high
  • CVE-2016-20017 D-Link DSL-2750B Devices Command Injection Vulnerability KEV EPSS 67% 9.8, critical
  • CVE-2022-37055 D-Link Routers Buffer Overflow Vulnerability KEV EPSS 56% 9.8, critical
  • CVE-2022-26258 D-Link DIR-820L Remote Code Execution Vulnerability KEV EPSS 92% 9.8, critical

Beyond this page

Is CVE-2024-3273 in your network?

This page tells you how dangerous CVE-2024-3273 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2024-3273 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

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    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2024-3273 comes with the devices to patch.

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  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

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Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.