What’s Vulnerable › Vulnerabilities

CVE-2024-51982: Unauthenticated Denial of Service (DoS) via malformed PJL request affecting multiple models from Brother Industries, Ltd, FUJIFILM Business Innovation, and Ricoh.

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 10.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-06-25 · updated 2026-06-17
• Weakness: CWE-1286

Description

An unauthenticated attacker who can connect to TCP port 9100 can issue a Printer Job Language (PJL) command that will crash the target device. The device will reboot, after which the attacker can reissue the command to repeatedly crash the device. A malformed PJL variable FORMLINES is set to a non number value causing the target to crash.

Affected products

• Brother Industries, Ltd ADS-2400N: from A through T
• Brother Industries, Ltd ADS-2800W: from A through T
• Brother Industries, Ltd ADS-3000N: from A through T
• Brother Industries, Ltd ADS-3600W: from A through T
• Brother Industries, Ltd DCP-7090DW: through M
• Brother Industries, Ltd DCP-7190DN: through V
• Brother Industries, Ltd DCP-7190DW: through M
• Brother Industries, Ltd DCP-7195DW: through R
• Brother Industries, Ltd DCP-9030CDN: through ZE
• Brother Industries, Ltd DCP-B7520DW: through V
• Brother Industries, Ltd DCP-B7520DW (China): from A through V
• Brother Industries, Ltd DCP-B7530DN: through V
• Brother Industries, Ltd DCP-B7535DW: through V
• Brother Industries, Ltd DCP-B7535DW (China): from A through V
• Brother Industries, Ltd DCP-C421W: through 1.04(D)
• Brother Industries, Ltd DCP-J1100DW: through P
• Brother Industries, Ltd DCP-J572DW: through P
• Brother Industries, Ltd DCP-J572N: through W
• Brother Industries, Ltd DCP-J577N: through W
• Brother Industries, Ltd DCP-J582N: through W
• Brother Industries, Ltd DCP-J587N: from A through F
• Brother Industries, Ltd DCP-J772DW: through T
• Brother Industries, Ltd DCP-J774DW: through T
• Brother Industries, Ltd DCP-J972N: through Y
• Brother Industries, Ltd DCP-J973N-W/B: through Y
• Brother Industries, Ltd DCP-J973N W/B: from A through Y
• Brother Industries, Ltd DCP-J978N-W/B: through Y
• Brother Industries, Ltd DCP-J978N W/B: from A through Y
• Brother Industries, Ltd DCP-J981N: through Y
• Brother Industries, Ltd DCP-J982N-W/B: through Y

References

• https://assets.contentstack.io/v3/assets/blte4f029e766e6b253/blt6495b3c6adf2867f/685aa980a26c5e2b1026969c/vulnerability-disclosure-whitepaper.pdf
• https://github.com/sfewer-r7/BrotherVulnerabilities
• https://support.brother.com/g/b/link.aspx?prod=group2&faqid=faq00100846_000
• https://www.fujifilm.com/fbglobal/eng/company/news/notice/2025/0625_announce.html
• https://www.rapid7.com/blog/post/multiple-brother-devices-multiple-vulnerabilities-fixed
• https://www.ricoh.com/products/security/vulnerabilities/vul?id=ricoh-2025-000007
• https://assets.contentstack.io/v3/assets/blte4f029e766e6b253/blt6495b3c6adf2867f/685aa980a26c5e2b1026969c/vulnerability-disclosure-whitepaper.pdf

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