CVE-2024-51978
Cisco Device Default Administrator Password Disclosure Vulnerability
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.
INFO
Published Date :
June 25, 2025, 8:15 a.m.
Last Modified :
July 25, 2025, 5:15 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2024-51978
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | [email protected] |
Solution
- Change the default administrator password.
- Disable SNMP if it is not required.
- Disable HTTP/HTTPS if not required.
Public PoC/Exploit Available at Github
CVE-2024-51978 has a 5 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2024-51978.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2024-51978 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2024-51978
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Python version of some Brother stuff released by rapid7
Python
None
Python
None
PowerShell Shell
Multiple Brother Devices: Multiple Vulnerabilities (CVE-2024-51977, CVE-2024-51978, CVE-2024-51979, CVE-2024-51980, CVE-2024-51981, CVE-2024-51982, CVE-2024-51983, CVE-2024-51984)
Ruby
None
HTML Python Shell
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2024-51978 vulnerability anywhere in the article.
-
Help Net Security
July 2025 Patch Tuesday forecast: Take a break from the grind
There was a barrage of updates released the week of June 2025 Patch Tuesday. This included security updates from Adobe, Google, Microsoft, Mozilla, and others. But it has been ‘calm’ the past couple o ... Read more
-
The Register
It's 2025 and almost half of you are still paying ransomware operators
Infosec in Brief Despite warnings not to pay ransomware operators, almost half of those infected by the malware send cash to the crooks who planted it, according to infosec software slinger Sophos. Th ... Read more
-
BleepingComputer
Brother printer bug in 689 models exposes default admin passwords
A total of 689 printer models from Brother, along with 53 other models from Fujifilm, Toshiba, and Konica Minolta, come with a default administrator password that remote attackers can generate. Even w ... Read more
-
Daily CyberSecurity
Printer Security Alert: Rapid7 Uncovers Critical Flaws (CVSS 9.8) in Multi Brother Models
In a major coordinated disclosure, Rapid7 has unveiled a disturbing set of vulnerabilities affecting a wide range of multifunction printers (MFPs) across four major vendors—Brother, FUJIFILM Business ... Read more
-
Cyber Security News
Multiple Brother Devices Vulnerabilities Open Devices for Hacking
A comprehensive security research investigation has unveiled eight critical vulnerabilities affecting 742 printer and multifunction device models across four major manufacturers. The discovery, stemmi ... Read more
-
security.nl
Kritiek lek in honderden Brother-printers kan aanvaller admintoegang geven
Een kritieke kwetsbaarheid in honderden printermodellen van Brother kan een ongeauthenticeerde aanvaller op afstand admintoegang geven. Brother heeft voor meer dan zeshonderd modellen firmware-updates ... Read more
The following table lists the changes that have been made to the
CVE-2024-51978 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jul. 25, 2025
Action Type Old Value New Value Added Reference https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-51978.yaml -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Jun. 27, 2025
Action Type Old Value New Value Added Reference https://www.bleepingcomputer.com/news/security/brother-printer-bug-in-689-models-exposes-default-admin-passwords/ Added Reference https://www.darkreading.com/endpoint-security/millions-brother-printers-critical-unpatchable-bug Added Reference https://www.securityweek.com/new-vulnerabilities-expose-millions-of-brother-printers-to-hacking/ -
CVE Modified by [email protected]
Jun. 25, 2025
Action Type Old Value New Value Added Reference https://github.com/rapid7/metasploit-framework/pull/20349 Added Reference https://www.konicaminolta.com/global-en/security/advisory/pdf/km-2025-0001.pdf Added Reference https://www.toshibatec.com/information/20250625_02.html -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 25, 2025
Action Type Old Value New Value Added Reference https://assets.contentstack.io/v3/assets/blte4f029e766e6b253/blt6495b3c6adf2867f/685aa980a26c5e2b1026969c/vulnerability-disclosure-whitepaper.pdf -
New CVE Received by [email protected]
Jun. 25, 2025
Action Type Old Value New Value 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. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-1391 Added Reference https://assets.contentstack.io/v3/assets/blte4f029e766e6b253/blt6495b3c6adf2867f/685aa980a26c5e2b1026969c/vulnerability-disclosure-whitepaper.pdf Added Reference https://github.com/sfewer-r7/BrotherVulnerabilities Added Reference https://support.brother.com/g/b/link.aspx?prod=group2&faqid=faq00100846_000 Added Reference https://support.brother.com/g/b/link.aspx?prod=group2&faqid=faq00100848_000 Added Reference https://support.brother.com/g/b/link.aspx?prod=lmgroup1&faqid=faqp00100620_000 Added Reference https://www.rapid7.com/blog/post/multiple-brother-devices-multiple-vulnerabilities-fixed