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5.3 Medium

CVE-2025-5514 Improper Handling of Length Parameter Inconsistency vulnerability in web server function on Mitsubishi Electric…

Description

Improper Handling of Length Parameter Inconsistency vulnerability in web server function on Mitsubishi Electric Corporation MELSEC iQ-F Series CPU module allows a remote unauthenticated attacker to delay the processing of the web server function and prevent legitimate users from utilizing the web server function, by sending a specially crafted HTTP request.

Affected products and versions

Product Affected versions Fixed in
MELSEC iQ-F Series FX5U-32MT/ES Versions not published
MELSEC iQ-F Series FX5U-32MT/DS Versions not published
MELSEC iQ-F Series FX5U-32MT/ESS Versions not published
MELSEC iQ-F Series FX5U-32MT/DSS Versions not published
MELSEC iQ-F Series FX5U-32MR/ES Versions not published
MELSEC iQ-F Series FX5U-32MR/DS Versions not published
MELSEC iQ-F Series FX5U-64MT/ES Versions not published
MELSEC iQ-F Series FX5U-64MT/DS Versions not published
MELSEC iQ-F Series FX5U-64MT/ESS Versions not published
Show the 66 other branches
Product Affected versions Fixed in
MELSEC iQ-F Series FX5U-64MT/DSS Versions not published
MELSEC iQ-F Series FX5U-64MR/ES Versions not published
MELSEC iQ-F Series FX5U-64MR/DS Versions not published
MELSEC iQ-F Series FX5U-80MT/ES Versions not published
MELSEC iQ-F Series FX5U-80MT/DS Versions not published
MELSEC iQ-F Series FX5U-80MT/ESS Versions not published
MELSEC iQ-F Series FX5U-80MT/DSS Versions not published
MELSEC iQ-F Series FX5U-80MR/ES Versions not published
MELSEC iQ-F Series FX5U-80MR/DS Versions not published
MELSEC iQ-F Series FX5UC-32MT/D Versions not published
MELSEC iQ-F Series FX5UC-32MT/DSS Versions not published
MELSEC iQ-F Series FX5UC-64MT/D Versions not published
MELSEC iQ-F Series FX5UC-64MT/DSS Versions not published
MELSEC iQ-F Series FX5UC-96MT/D Versions not published
MELSEC iQ-F Series FX5UC-96MT/DSS Versions not published
MELSEC iQ-F Series FX5UC-32MT/DS-TS Versions not published
MELSEC iQ-F Series FX5UC-32MT/DSS-TS Versions not published
MELSEC iQ-F Series FX5UC-32MR/DS-TS Versions not published
MELSEC iQ-F Series FX5UJ-24MT/ES Versions not published
MELSEC iQ-F Series FX5UJ-24MT/DS Versions not published
MELSEC iQ-F Series FX5UJ-24MT/ESS Versions not published
MELSEC iQ-F Series FX5UJ-24MT/DSS Versions not published
MELSEC iQ-F Series FX5UJ-24MR/ES Versions not published
MELSEC iQ-F Series FX5UJ-24MR/DS Versions not published
MELSEC iQ-F Series FX5UJ-40MT/ES Versions not published
MELSEC iQ-F Series FX5UJ-40MT/DS Versions not published
MELSEC iQ-F Series FX5UJ-40MT/ESS Versions not published
MELSEC iQ-F Series FX5UJ-40MT/DSS Versions not published
MELSEC iQ-F Series FX5UJ-40MR/ES Versions not published
MELSEC iQ-F Series FX5UJ-40MR/DS Versions not published
MELSEC iQ-F Series FX5UJ-60MT/ES Versions not published
MELSEC iQ-F Series FX5UJ-60MT/DS Versions not published
MELSEC iQ-F Series FX5UJ-60MT/ESS Versions not published
MELSEC iQ-F Series FX5UJ-60MT/DSS Versions not published
MELSEC iQ-F Series FX5UJ-60MR/ES Versions not published
MELSEC iQ-F Series FX5UJ-60MR/DS Versions not published
MELSEC iQ-F Series FX5UJ-24MT/ES-A Versions not published
MELSEC iQ-F Series FX5UJ-24MR/ES-A Versions not published
MELSEC iQ-F Series FX5UJ-40MT/ES-A Versions not published
MELSEC iQ-F Series FX5UJ-40MR/ES-A Versions not published
MELSEC iQ-F Series FX5UJ-60MT/ES-A Versions not published
MELSEC iQ-F Series FX5UJ-60MR/ES-A Versions not published
MELSEC iQ-F Series FX5S-30MT/ES Versions not published
MELSEC iQ-F Series FX5S-30MT/ESS Versions not published
MELSEC iQ-F Series FX5S-30MR/ES Versions not published
MELSEC iQ-F Series FX5S-40MT/ES Versions not published
MELSEC iQ-F Series FX5S-40MT/ESS Versions not published
MELSEC iQ-F Series FX5S-40MR/ES Versions not published
MELSEC iQ-F Series FX5S-60MT/ES Versions not published
MELSEC iQ-F Series FX5S-60MT/ESS Versions not published
MELSEC iQ-F Series FX5S-60MR/ES Versions not published
MELSEC iQ-F Series FX5S-80MT/ES Versions not published
MELSEC iQ-F Series FX5S-80MT/ESS Versions not published
MELSEC iQ-F Series FX5S-80MR/ES Versions not published
MELSEC iQ-F Series FX5S-30MT/DS Versions not published
MELSEC iQ-F Series FX5S-30MT/DSS Versions not published
MELSEC iQ-F Series FX5S-30MR/DS Versions not published
MELSEC iQ-F Series FX5S-40MT/DS Versions not published
MELSEC iQ-F Series FX5S-40MT/DSS Versions not published
MELSEC iQ-F Series FX5S-40MR/DS Versions not published
MELSEC iQ-F Series FX5S-60MT/DS Versions not published
MELSEC iQ-F Series FX5S-60MT/DSS Versions not published
MELSEC iQ-F Series FX5S-60MR/DS Versions not published
MELSEC iQ-F Series FX5S-80MT/DS Versions not published
MELSEC iQ-F Series FX5S-80MT/DSS Versions not published
MELSEC iQ-F Series FX5S-80MR/DS Versions not published

Other CVEs of MELSEC iQ-F Series FX5U-32MT/ES

The 11 CVEs of MELSEC iQ-F Series FX5U-32MT/ES →
CVE-2025-10259 Improper Validation of Specified Quantity in Input vulnerability in TCP Communication Function on Mitsubishi Electric… 5.3 Medium CVE-2025-7731 Cleartext Transmission of Sensitive Information vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series… 7.5 High CVE-2025-7405 Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU… 7.3 High CVE-2025-5241 Overly Restrictive Account Lockout Mechanism vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series… 5.3 Medium
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