CVE-2021-27899: proofpoint insider threat management

csirt@kutim:~/threat-intel/cve/CVE-2021-27899

CVSS 7.4 · High EPSS 0,64%

Kerentanan Improper Certificate Validation pada proofpoint insider threat management. Skor CVSS 3.1 7.4 (High) menurut NVD.

Deskripsi (NVD)

The Proofpoint Insider Threat Management Agents (formerly ObserveIT Agent) for MacOS and Linux perform improper validation of the ITM Server's certificate, which enables a remote attacker to intercept and alter these communications using a man-in-the-middle attack. All versions before 7.11.1 are affected. Agents for Windows and Cloud are not affected.

Rincian

Terbit di NVD: 6 April 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 7.4 (High), sumber NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-295: Improper Certificate Validation
EPSS (30 hari): 0,64% peluang dieksploitasi; lebih tinggi dari 49,3% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
proofpoint	insider threat management	Versi 7.9.0 hingga sebelum 7.9.3
proofpoint	insider threat management	Versi 7.10.0 hingga sebelum 7.10.3
proofpoint	insider threat management	Versi 7.11.0 hingga sebelum 7.11.1

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://www.proofpoint.com/us/security/security-advisories/pfpt-sa-2021-0004 advisory vendor

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.