CVE-2024-3273
D-Link · exploited in the wild
- Published
- 4 April 2024
- Last modified
- 17 June 2026
- CVSS
- 9.8 v3.1
- Severity
- critical
- EPSS
- >99.9% (100th pct)
- CISA KEV
- Added 11 April 2024 KEV
- NVD status
- Analyzed
- Weaknesses
- CWE-77
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
Exploitation
Added to the CISA Known Exploited Vulnerabilities catalogue on 11 April 2024, with a remediation due date of 2 May 2024 for US federal civilian agencies. CISA records no known ransomware campaign use.
Required action as published by CISA: 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.
Affected products
| Product | Vendor | Type | Versions named |
|---|---|---|---|
| DNR-202L | D-Link | unknown | <= 2026-02-05 |
| DNR-322L | D-Link | unknown | <= 2.60b15 |
| DNR-326 | D-Link | unknown | <= 1.40b03, <= 2026-02-05 |
References
Vendor advisory and patch
- https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10383
- https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10383
- https://github.com/netsecfish/dlink exploit
- https://vuldb.com/?ctiid.259284
- https://vuldb.com/?id.259284 third-party
- https://vuldb.com/?submit.304661 third-party
- https://github.com/netsecfish/dlink exploit
- https://vuldb.com/?ctiid.259284
- https://vuldb.com/?id.259284 third-party
- https://vuldb.com/?submit.304661 third-party
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-3273 government
- https://www.greynoise.io/blog/cve-2024-3273-d-link-nas-rce-exploited-in-the-wild third-party
Record assembled from NVD, CISA KEV 2026.09.04 and FIRST EPSS 2026-09-04. Affected products are those NVD's CPE configuration names that fall inside this site's scope; a CVE may affect products outside it.