CVE-2024-3272
D-Link · exploited in the wild
- Published
- 4 April 2024
- Last modified
- 17 June 2026
- CVSS
- 9.8 v3.1
- Severity
- critical
- EPSS
- 98.0% (100th pct)
- CISA KEV
- Added 11 April 2024 KEV
- NVD status
- Analyzed
- Weaknesses
- CWE-798
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 very critical, has been found in D-Link DNS-320L, DNS-325, DNS-327L and DNS-340L up to 20240403. This issue affects some unknown processing of the file /cgi-bin/nas_sharing.cgi of the component HTTP GET Request Handler. The manipulation of the argument user with the input messagebus leads to hard-coded credentials. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-259283. 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.259283
- https://vuldb.com/?id.259283 third-party
- https://github.com/netsecfish/dlink exploit
- https://vuldb.com/?ctiid.259283
- https://vuldb.com/?id.259283 third-party
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-3272 government
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.