CVE-2023-31475

Katalog CVE

CVSS 9.8 · Critical EPSS 13,7%

Kerentanan Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') pada gl-inet gl-s20 firmware, gl-inet gl-x3000 firmware +30 lainnya. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

An issue was discovered on GL.iNet devices before 3.216. The function guci2_get() found in libglutil.so has a buffer overflow when an item is requested from a UCI context, and the value is pasted into a char pointer to a buffer without checking the size of the buffer.

Rincian

Terbit di NVD

11 Mei 2023

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

EPSS (30 hari)

13,7% peluang dieksploitasi; lebih tinggi dari 96,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.gl-inet.com advisory vendor
• https://github.com/gl-inet/CVE-issues/blob/main/3.215/Buffer_Overflow.md exploit · advisory pihak ketiga
• https://justinapplegate.me/2023/glinet-CVE-2023-31475/