CVE-2018-21035

Katalog CVE

CVSS 7.5 · High EPSS 2,3%

Kerentanan Allocation of Resources Without Limits or Throttling pada qt. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

In Qt through 5.14.1, the WebSocket implementation accepts up to 2GB for frames and 2GB for messages. Smaller limits cannot be configured. This makes it easier for attackers to cause a denial of service (memory consumption).

Rincian

Terbit di NVD

28 Februari 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-770: Allocation of Resources Without Limits or Throttling

EPSS (30 hari)

2,3% peluang dieksploitasi; lebih tinggi dari 83,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://codereview.qt-project.org/c/qt/qtwebsockets/+/284735 patch · advisory pihak ketiga
• https://bugreports.qt.io/browse/QTBUG-70693 exploit · advisory pihak ketiga