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Actively exploited · Published Apr 4, 2024 · Assigned by VulDB

CVE-2024-3272D-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi hard-coded credentials

Critical 9.8 Exploited

In plain English

A critical-severity hard-coded credentials in DNS-320L from D-Link. Attackers are actively exploiting it in the wild (listed by CISA on April 11, 2024). The chance it is exploited in the next 30 days is estimated at 98.1% (higher than 99.9% of all known vulnerabilities). 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.

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)98.1%top 0.1% of all CVEs
Exploited in the wildYesCISA KEV since Apr 11, 2024
Attack toolingNoneno public tooling known

CISA guidance

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.

Federal agencies must remediate by May 2, 2024.

Official 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.

Affected products (as reported)

VendorProductVersions
D-Link DNS-320L 20240403
D-Link DNS-325 20240403
D-Link DNS-327L 20240403
D-Link DNS-340L 20240403

Weakness: CWE-798 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References