CVE-2025-6733 is a critical buffer overflow vulnerability affecting UTT HiPER 840G routers, specifically versions up to 3.1.1-190328. This flaw resides in the /goform/formConfigDnsFilterGlobal API component, where manipulating the GroupName argument can lead to the overflow. With a CVSS score of 8.8 (High), it allows for remote exploitation with low attack complexity, potentially resulting in high impact to confidentiality, integrity, and availability. While not yet observed in active exploitation, public exploit code exists, and the vendor has not responded to disclosure. Community discussion and media coverage for this CVE are currently minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.1.1-190328CPE matchmatch criteria | cpe:2.3:o:utt:840g_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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, 0.3 Bluesky, 0.1 Mastodon, and 0.2 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.