CVE-2026-1138 is a critical buffer overflow vulnerability affecting UTT 进取 520W 1.7.7-180627 firmware, specifically within the strcpy function of the /goform/ConfigExceptQQ file. This flaw carries a high CVSS score of 8.8, indicating it can be exploited remotely with low complexity and no user interaction, potentially leading to complete compromise of confidentiality, integrity, and availability. While an exploit has been published, there is currently no evidence of active exploitation, nor is it listed in CISA's KEV catalog; however, the vendor has not responded to disclosure attempts.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.7.7-180627CPE matchmatch criteria | cpe:2.3:o:utt:520w_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.