CVE-2025-5688 describes a buffer overflow vulnerability (CWE-787) in systems processing LLMNR or mDNS queries with excessively long DNS names. This issue specifically impacts systems utilizing Buffer Allocation Scheme 1 with LLMNR or mDNS enabled; no specific affected products are listed. With a CVSS v4.0 score of 7.5 (High), this vulnerability allows for out-of-bounds writes, potentially leading to high impact on confidentiality, integrity, and availability, though it requires local access and low attack complexity. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.3.4, < 4.3.2CPE match | cpe:2.3:o:amazon:freertos:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 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.