CVE-2024-8403 is an Improper Validation of Specified Type of Input vulnerability affecting Mitsubishi Electric MELSEC iQ-F Series FX5-ENET (versions 1.100-1.200) and FX5-ENET/IP (versions 1.100-1.104) products. Rated HIGH with a CVSS score of 7.5, this flaw allows a remote, unauthenticated attacker to cause a Denial of Service condition in the products' Ethernet communication by sending specially crafted SLMP packets, requiring low attack complexity. The primary impact is to availability, with no confidentiality or integrity concerns. There is currently no evidence of active exploitation, nor are public exploit codes available in Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage are absent, and its EPSS score indicates a very low probability of exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Mitsubishi Electric Corporation | MELSEC IQ-F Series FX5-ENET | 1.100 to 1.200CNA affecteddefault unaffected | |
| Mitsubishi Electric Corporation | MELSEC IQ-F Series FX5-ENET/IP | 1.100 to 1.104CNA affecteddefault unaffected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.