CVE-2020-0688: microsoft exchange server

csirt@kutim:~/threat-intel/cve/CVE-2020-0688

CVSS 8.8 · High KEV · sudah dieksploitasi Dipakai ransomware EPSS 100,0%

Kerentanan Improper Authentication pada microsoft exchange server. Skor CVSS 3.1 8.8 (High) menurut NVD. Masuk katalog KEV CISA pada 3 November 2021, artinya sudah terbukti dieksploitasi. Tercatat dipakai dalam kampanye ransomware.

Deskripsi (NVD)

A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory, aka 'Microsoft Exchange Memory Corruption Vulnerability'.

Rincian

Terbit di NVD: 11 Februari 2020
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 8.8 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-287: Improper Authentication
EPSS (30 hari): 100,0% peluang dieksploitasi; lebih tinggi dari 99,9% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama: Microsoft Exchange Server Validation Key Remote Code Execution Vulnerability
Masuk KEV: 3 November 2021
Tenggat CISA: 3 Mei 2022 (untuk instansi federal AS)
Ransomware: Tercatat dipakai dalam kampanye ransomware
Tindakan wajib: Apply updates per vendor instructions.

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
microsoft	exchange server	Versi 2010 sp3_rollup_30
microsoft	exchange server	Versi 2013 cumulative_update_23
microsoft	exchange server	Versi 2016 cumulative_update_14
microsoft	exchange server	Versi 2016 cumulative_update_15
microsoft	exchange server	Versi 2019 cumulative_update_3
microsoft	exchange server	Versi 2019 cumulative_update_4

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0688 patch · advisory vendor
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0688 pemerintah AS
http://packetstormsecurity.com/files/156592/Microsoft-Exchange-2019-15.2.221.12-Remote-Code-Execution.html exploit · advisory pihak ketiga · vdb entry
http://packetstormsecurity.com/files/156620/Exchange-Control-Panel-Viewstate-Deserialization.html exploit · advisory pihak ketiga · vdb entry
https://www.zerodayinitiative.com/advisories/ZDI-20-258/ advisory pihak ketiga · vdb entry

Sumber: NVD · CVE.org · KEV CISA · 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.