CVE-2020-0638

Katalog CVE

CVSS 7.8 · High KEV · sudah dieksploitasi Dipakai ransomware EPSS 2,4%

Kerentanan Improper Link Resolution Before File Access ('Link Following') pada microsoft windows 10 1709, microsoft windows 10 1803 +7 lainnya. Skor CVSS 3.1 7.8 (High) menurut NVD. Masuk katalog KEV CISA pada 23 Mei 2022, artinya sudah terbukti dieksploitasi. Tercatat dipakai dalam kampanye ransomware.

Deskripsi (NVD)

An elevation of privilege vulnerability exists in the way the Update Notification Manager handles files.To exploit this vulnerability, an attacker would first have to gain execution on the victim system, aka 'Update Notification Manager Elevation of Privilege Vulnerability'.

Rincian

Terbit di NVD

14 Januari 2020

Terakhir diubah

12 Agustus 2026

Status NVD

Analyzed

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-59: Improper Link Resolution Before File Access ('Link Following')

EPSS (30 hari)

2,4% peluang dieksploitasi; lebih tinggi dari 83,3% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Microsoft Update Notification Manager Privilege Escalation Vulnerability

Masuk KEV

23 Mei 2022

Tenggat CISA

13 Juni 2022 (untuk instansi federal AS)

Ransomware

Tercatat dipakai dalam kampanye ransomware

Tindakan wajib

Apply updates per vendor instructions.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0638 patch · advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0638 pemerintah AS