CVE-2026-31062
Medium
Description
UTT Aggressive 520W v3v1.7.7-180627 was discovered to contain a buffer overflow in the filename parameter of the formFtpServerDirConfig function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
SeverityMedium
CVSS4.5
Exploit probability—
ProductUtt 520w Firmware
PublishedApr 6, 2026
First seenApr 6, 2026
Weakness typeCWE-120CWE-120
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| utt 520w_firmware | 1.7.7-180627 | — |
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