CVE-2021-27434

Katalog CVE

CVSS 7.5 · High EPSS 1,7%

Kerentanan Exposure of Sensitive Information to an Unauthorized Actor pada unified-automation .net based opc ua client/server sdk. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

Products with Unified Automation .NET based OPC UA Client/Server SDK Bundle: Versions V3.0.7 and prior (.NET 4.5, 4.0, and 3.5 Framework versions only) are vulnerable to an uncontrolled recursion, which may allow an attacker to trigger a stack overflow.

Rincian

Terbit di NVD

20 Mei 2021

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:H/I:N/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CWE-674: Uncontrolled Recursion

EPSS (30 hari)

1,7% peluang dieksploitasi; lebih tinggi dari 77,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://us-cert.cisa.gov/ics/advisories/icsa-21-133-04 advisory pihak ketiga · pemerintah AS