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Public proof of concept

CVE-2024-51978

A public proof of concept exists; no exploitation attested.

  • Published2025-06-25
  • WeaknessCWE-1391

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An unauthenticated attacker who knows the target device's serial number, can generate the default administrator password for the device. An unauthenticated attacker can first discover the target device's serial number via CVE-2024-51977 over HTTP/HTTPS/IPP, or via a PJL request, or via an SNMP request.

Timeline

dates in UTC
  1. 2025-06-2508:15CVE publishedNVD

Versions per branch

Products declared by the CNA

As rapid7, the CNA that assigned this CVE, declared them in the CVE record; versions as written. NVD lists no product for this CVE yet: this is the only product data so far.

  • Brother Industries, Ltd DCP-J928N-W/Bother versions: not affected
    Affected
    • ≥ 1.0, ≤ 1.03(B)no fix statedsemver
  • Brother Industries, Ltd MFC-J1800DW (Europe)other versions: not affected
    Affected
    • ≥ 1.0, ≤ 1.13(H)no fix statedsemver
  • Brother Industries, Ltd MFC-J1800DW (USA)other versions: not affected
    Affected
    • ≥ 1.0, ≤ 1.02(B)no fix statedsemver
  • Brother Industries, Ltd MFC-J4340DWEother versions: not affected
    Affected
    • ≥ 1.0, ≤ 1.38(M)no fix statedsemver
  • Brother Industries, Ltd MFC-J4345DWXLother versions: not affected
    Affected
    • ≥ 1.0, ≤ 1.38(M)no fix statedsemver
  • Brother Industries, Ltd MFC-J5855DWXLother versions: not affected
    Affected
    • ≥ 1.0, ≤ 1.25(J)no fix statedsemver

94 more products in the CVE record.

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-03-30

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2024-51978 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

read 2026-11-09 09:28 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
1 moduleauxiliary/admin/misc/brother_default_admin_auth_bypass_cve_2024_51978rank: normalModule metadata: Metasploit Framework, © Rapid7, Inc., BSD-3-Clause.
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2025-06-25
Last Modified
2026-06-17
NVD status
Deferred
GitHub Advisory
GHSA-2mr3-j246-x7x3

Frequently asked questions

What is CVE-2024-51978?

An unauthenticated attacker who knows the target device's serial number, can generate the default administrator password for the device. An unauthenticated attacker can first discover the target device's serial number via CVE-2024-51977 over HTTP/HTTPS/IPP, or via a PJL request, or via an SNMP request.

Is CVE-2024-51978 actively exploited?

A proof-of-concept exploit exists for CVE-2024-51978, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2024-51978?

CVE-2024-51978 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record