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.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable yes

Technical Impact total

Affected Vendors & Products

No data.

No data.

No data.

References
Link Providers
https://assets.contentstack.io/v3/assets/blte4f029e766e6b253/blt6495b3c6adf2867f/685aa980a26c5e2b1026969c/vulnerability-disclosure-whitepaper.pdf cve-icon cve-icon cve-icon
https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-51978.yaml cve-icon cve-icon
https://github.com/rapid7/metasploit-framework/pull/20349 cve-icon cve-icon
https://github.com/sfewer-r7/BrotherVulnerabilities cve-icon cve-icon
https://support.brother.com/g/b/link.aspx?prod=group2&faqid=faq00100846_000 cve-icon cve-icon
https://support.brother.com/g/b/link.aspx?prod=group2&faqid=faq00100848_000 cve-icon cve-icon
https://support.brother.com/g/b/link.aspx?prod=lmgroup1&faqid=faqp00100620_000 cve-icon cve-icon
https://www.bleepingcomputer.com/news/security/brother-printer-bug-in-689-models-exposes-default-admin-passwords/ cve-icon
https://www.darkreading.com/endpoint-security/millions-brother-printers-critical-unpatchable-bug cve-icon
https://www.konicaminolta.com/global-en/security/advisory/pdf/km-2025-0001.pdf cve-icon cve-icon
https://www.rapid7.com/blog/post/multiple-brother-devices-multiple-vulnerabilities-fixed cve-icon cve-icon
https://www.securityweek.com/new-vulnerabilities-expose-millions-of-brother-printers-to-hacking/ cve-icon
https://www.toshibatec.com/information/20250625_02.html cve-icon cve-icon
History

Fri, 25 Jul 2025 16:30:00 +0000

Type Values Removed Values Added
References

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.7188}

 epss

{'score': 0.46351}

Fri, 27 Jun 2025 14:30:00 +0000

Type Values Removed Values Added
References

Wed, 25 Jun 2025 14:15:00 +0000

Type Values Removed Values Added
Title Authentication bypass via default password generation affecting multiple models from Brother Industries, Ltd, and Toshiba Tec. Authentication bypass via default password generation affecting multiple models from Brother Industries, Ltd, Toshiba Tec, and Konica Minolta, Inc.
References

Wed, 25 Jun 2025 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Wed, 25 Jun 2025 07:30:00 +0000

Type Values Removed Values Added
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.
Title Authentication bypass via default password generation affecting multiple models from Brother Industries, Ltd, and Toshiba Tec.
Weaknesses CWE-1391
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}
cve-icon MITRE

Status: PUBLISHED

Assigner: rapid7

Published: 2025-06-25T07:17:32.423Z

Updated: 2025-07-25T16:19:55.848Z

Reserved: 2024-11-04T17:19:18.808Z

Link: CVE-2024-51978

cve-icon Vulnrichment

Updated: 2025-06-27T13:51:00.720Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-06-25T08:15:31.223

Modified: 2025-07-25T17:15:30.143

Link: CVE-2024-51978

cve-icon Redhat

No data.