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Vulnerability Intelligence

CVE-2025-5514

MEDIUM5.3

Denial-of-Service(DoS) Vulnerability in Web server function on MELSEC iQ-F Series CPU module

Published Aug 25, 2025

Modified 4 months ago

No fix available

Details

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.

References

WEBhttps://jvn.jp/vu/JVNVU90316328/WEBhttps://www.cisa.gov/news-events/ics-advisories/icsa-25-233-01 ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2025-5514 ADVISORYhttps://www.mitsubishielectric.com/psirt/vulnerability/pdf/2025-010_en.pdf

CVSS Analysis

CVSS v3.1

5.3

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

LowA:L

5.3/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness Type (CWE)

Other

Ecosystems

Timeline

PublishedAug 25, 2025

ModifiedAug 26, 2025

CVE-2025-5514 | Mondoo Vulnerability Intelligence