CVE-2024-51981 Server-side request forgery in ADS-2400N
Unauthenticated attackers can perform blind SSRF via WS-Eventing on Brother, Ricoh, and other multifunction printers, allowing controlled outbound HTTP requests.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-51981?
CVE-2024-51981 is a medium-severity server-side request forgery vulnerability in Brother Industries, Ltd ADS-2400N, published on 25 Jun 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An unauthenticated attacker may perform a blind server side request forgery (SSRF), due to a CLRF injection issue that can be leveraged to perform HTTP request smuggling. This SSRF leverages the WS-Addressing feature used during a WS-Eventing subscription SOAP operation. The attacker can control all the HTTP data sent in the SSRF connection, but the attacker can not receive any data back from this connection.
Which versions are affected by CVE-2024-51981?
How do I fix CVE-2024-51981?
No fix has been published for CVE-2024-51981 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2024-51981 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-51981 exists.
Sources
Also known as GHSA-rx7w-67vh-w8vg.