CVE-2026-1139 is a critical buffer overflow vulnerability affecting UTT 进取 520W firmware version 1.7.7-180627. This flaw, residing in the strcpy function within the /goform/ConfigExceptMSN file, allows for remote code execution. With a CVSS score of 8.8 (High), it presents a significant risk due to its low attack complexity and high impact on confidentiality, integrity, and availability. The exploit has been publicly disclosed, and while not yet observed in active exploitation, the vendor has been unresponsive 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.