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Back to active CVEs
Critical · CVSS 9.8Known ExploitedCVE-2024-3272

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

Answer in brief

CVE-2024-3272 records a Critical severity (CVSS 9.8) vulnerability in D-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi hard-coded credentials. The current sources mark it as known exploited. The current feed maps D-Link/DNS-320L (generic), dlink/dns-320l_firmware (generic), D-Link/DNS-325 (generic), dlink/dns-325_firmware (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Apr 4, 2024Updated Oct 21, 2025Source checked Nov 3, 2026First seen by HOL May 24, 2026Material review Oct 21, 2025
Upstream Advisory

Key facts

Risk
Critical · CVSS 9.8
Exploitation
Known exploited
Affected software
8 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 9.8. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps D-Link/DNS-320L (generic), dlink/dns-320l_firmware (generic), D-Link/DNS-325 (generic), dlink/dns-325_firmware (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
D-Link/DNS-320Lgeneric20240403Not reported
dlink/dns-320l_firmwaregeneric20240403Not reported
D-Link/DNS-325generic20240403Not reported
dlink/dns-325_firmwaregeneric20240403Not reported
D-Link/DNS-327Lgeneric20240403Not reported
dlink/dns-327l_firmwaregeneric20240403Not reported
D-Link/DNS-340Lgeneric20240403Not reported
dlink/dns-340l_firmwaregeneric20240403Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for D-Link/DNS-320L, dlink/dns-320l_firmware, D-Link/DNS-325.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Apr 4, 2024

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 21, 2025

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    May 24, 2026

  4. Added to CISA KEV

    Apr 11, 2024

    Evidence: source:kev:kev:kev:record

Sources and claim methodology

  • GitHub security advisorygithub.com
  • Source referencesupportannouncement.us.dlink.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • CISA Known Exploited Vulnerabilities catalogcisa.gov
Upstream source 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.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Secret Exfiltration
EPSS
Not reported
CWE IDs
CWE-798
Source
CVE List V5
Source checked
Nov 3, 2026
References
5 linked sources
Open source record