CVE-2021-21869

Katalog CVE

CVSS 7.8 · High EPSS 1,8%

Kerentanan Deserialization of Untrusted Data pada codesys. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

An unsafe deserialization vulnerability exists in the Engine.plugin ProfileInformation ProfileData functionality of CODESYS GmbH CODESYS Development System 3.5.16 and 3.5.17. A specially crafted file can lead to arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.

Rincian

Terbit di NVD

25 Agustus 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-502: Deserialization of Untrusted Data

EPSS (30 hari)

1,8% peluang dieksploitasi; lebih tinggi dari 77,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16805&token=ee583c498941d9fda86490bca98ff21928eec08... mitigasi · patch · advisory pihak ketiga
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1306 exploit · advisory pihak ketiga