What is CVE-2024-51981?

CVE-2024-51981 is a medium-severity vulnerability in Brother Industries, Ltd Ads-2400n, classified under CRLF Injection. CVSS score: 5.3/10. Published 2025-06-25.

How severe is CVE-2024-51981?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2024-51981 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SSRF in Brother Industries, Ltd Ads-2400n

CVE-2024-51981

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.

Vulnerability class: CRLF Injection

EPSS: 0.008 (53.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Brother Industries, Ltd Ads-2400n — versions 0
Brother Industries, Ltd Ads-2800w — versions 0
Brother Industries, Ltd Ads-3000n — versions 0
Brother Industries, Ltd Ads-3600w — versions 0
Brother Industries, Ltd Dcp-1610w — versions 0
Brother Industries, Ltd Dcp-1610we — versions 0
Brother Industries, Ltd Dcp-1610wr — versions 0
Brother Industries, Ltd Dcp-1612w — versions 0
Brother Industries, Ltd Dcp-1612we — versions 0
Brother Industries, Ltd Dcp-1612wr — versions 0

Weakness classification (CWE)

Public proof-of-concept exploits

References

cve@rapid7.com (vendor-advisory)
cve@rapid7.com (vendor-advisory)
cve@rapid7.com (vendor-advisory)
cve@rapid7.com (vendor-advisory)
cve@rapid7.com (vendor-advisory)
cve@rapid7.com (vendor-advisory)
cve@rapid7.com (vendor-advisory)
cve@rapid7.com (third-party-advisory)
cve@rapid7.com (technical-description)
cve@rapid7.com (exploit)

Frequently asked questions

What is CVE-2024-51981?: CVE-2024-51981 is a medium-severity vulnerability in Brother Industries, Ltd Ads-2400n, classified under CRLF Injection. CVSS score: 5.3/10. Published 2025-06-25.
How severe is CVE-2024-51981?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2024-51981 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.