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8.7
Bematech MP-4200 TH Printer Crashes When Receiving Malicious Requests
CVE-2019-25401
Summary
The Bematech MP-4200 TH printer's web interface has a weakness that can be exploited by hackers to crash the printer's web service. This means the printer may stop working until it's restarted. Users should update their printers to the latest firmware to prevent this from happening.
Original title
Bematech (formerly Logic Controls, now Elgin) MP-4200 TH printer contains a denial of service vulnerability in the admin configuration page. Remote attackers can send crafted POST requests with mal...
Original description
Bematech (formerly Logic Controls, now Elgin) MP-4200 TH printer contains a denial of service vulnerability in the admin configuration page. Remote attackers can send crafted POST requests with malformed 'admin' and 'person' parameters to crash the printer's web service, causing a denial of service condition.
nvd CVSS3.1
7.5
nvd CVSS4.0
8.7
Vulnerability type
CWE-400
Uncontrolled Resource Consumption
Published: 18 Feb 2026 · Updated: 11 Mar 2026 · First seen: 6 Mar 2026