CVE-2026-0840

Katalog CVE

CVSS 8.8 · High EPSS 4,1%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada utt 520w firmware. Skor CVSS 3.1 8.8 (High) menurut vuldb.com.

Deskripsi (NVD)

A security vulnerability has been detected in UTT 进取 520W 1.7.7-180627. Affected by this vulnerability is the function strcpy of the file /goform/formConfigNoticeConfig. The manipulation of the argument timestart leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Rincian

Terbit di NVD

11 Januari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

8.8 (High), sumber vuldb.com
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

EPSS (30 hari)

4,1% peluang dieksploitasi; lebih tinggi dari 90,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/GUOTINGTING2297/cve/blob/main/1234/30.md exploit · advisory pihak ketiga
• https://vuldb.com/?id.340440 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.729029 advisory pihak ketiga · vdb entry
• https://vuldb.com/?ctiid.340440 permissions required · vdb entry