CVE-2020-0796

Katalog CVE

CVSS 10.0 · Critical KEV · sudah dieksploitasi Dipakai ransomware EPSS 99,8%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada microsoft windows 10 1903, microsoft windows 10 1909 +2 lainnya. Skor CVSS 3.1 10.0 (Critical) menurut NVD. Masuk katalog KEV CISA pada 10 Februari 2022, artinya sudah terbukti dieksploitasi. Tercatat dipakai dalam kampanye ransomware.

Deskripsi (NVD)

A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Remote Code Execution Vulnerability'.

Rincian

Terbit di NVD

12 Maret 2020

Terakhir diubah

1 Oktober 2026

Status NVD

Analyzed

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

EPSS (30 hari)

99,8% peluang dieksploitasi; lebih tinggi dari 99,9% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Microsoft SMBv3 Remote Code Execution Vulnerability

Masuk KEV

10 Februari 2022

Tenggat CISA

10 Agustus 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-2020-0796 patch · advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0796 pemerintah AS
• http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concep... advisory pihak ketiga · vdb entry
• http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html exploit · advisory pihak ketiga · vdb entry
• http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html advisory pihak ketiga · vdb entry
• http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html exploit · advisory pihak ketiga · vdb entry
• http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html advisory pihak ketiga · vdb entry
• http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of... advisory pihak ketiga · vdb entry