CVE-2023-3766

Katalog CVE

CVSS 5.9 · Medium EPSS 0,78%

Kerentanan Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') pada cloudflare odoh-rs. Skor CVSS 3.1 5.9 (Medium) menurut NVD.

Deskripsi (NVD)

A vulnerability was discovered in the odoh-rs rust crate that stems from faulty logic during the parsing of encrypted queries. This issue specifically occurs when processing encrypted query data received from remote clients and enables an attacker with knowledge of this vulnerability to craft and send specially designed encrypted queries to targeted ODOH servers running with odoh-rs. Upon successful exploitation, the server will crash abruptly, disrupting its normal operation and rendering the service temporarily unavailable.

Rincian

Terbit di NVD

3 Agustus 2023

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

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

EPSS (30 hari)

0,78% peluang dieksploitasi; lebih tinggi dari 54,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/cloudflare/odoh-rs/pull/28 patch · advisory vendor
• https://github.com/cloudflare/odoh-rs/security/advisories/GHSA-gpcv-p28p-fv2p advisory vendor