CVE-2019-25401: Bematech Printer MP-4200 TH Denial of Service

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-18 · updated 2026-06-17
Weakness: CWE-400

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.

Affected products

Bematech MP-4200: MP-4200 TH

References

https://web.archive.org/web/20180814065516/https://www.bematech.com.br/
https://www.exploit-db.com/exploits/47648
https://www.legacyglobal.com/products/bematech-formerly-logic-controls-mp-4200-thermal-receipt-printer/?srsltid=AfmBOor3LXakwJp10bE_8n8YIBKrFPFGFc5DKrxdMGChGQ-Y24i8MVQa
https://www.vulncheck.com/advisories/bematech-printer-mp-th-denial-of-service

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