CVE-2023-21709: microsoft exchange server

csirt@kutim:~/threat-intel/cve/CVE-2023-21709

CVSS 9.8 · Critical EPSS 2,0%

Kerentanan Improper Restriction of Excessive Authentication Attempts pada microsoft exchange server. Skor CVSS 3.1 9.8 (Critical) menurut microsoft.com.

Deskripsi (NVD)

Microsoft Exchange Server Elevation of Privilege Vulnerability

Rincian

Terbit di NVD: 8 Agustus 2023
Terakhir diubah: 10 Agustus 2026
Status NVD: Modified
CVSS 3.1: 9.8 (Critical), sumber microsoft.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-307: Improper Restriction of Excessive Authentication Attempts
EPSS (30 hari): 2,0% peluang dieksploitasi; lebih tinggi dari 80,0% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
microsoft	exchange server	Versi 2016
microsoft	exchange server	Versi 2016 cumulative_update_1
microsoft	exchange server	Versi 2016 cumulative_update_10
microsoft	exchange server	Versi 2016 cumulative_update_11
microsoft	exchange server	Versi 2016 cumulative_update_12
microsoft	exchange server	Versi 2016 cumulative_update_13
microsoft	exchange server	Versi 2016 cumulative_update_14
microsoft	exchange server	Versi 2016 cumulative_update_15
microsoft	exchange server	Versi 2016 cumulative_update_16
microsoft	exchange server	Versi 2016 cumulative_update_17
microsoft	exchange server	Versi 2016 cumulative_update_18
microsoft	exchange server	Versi 2016 cumulative_update_19
microsoft	exchange server	Versi 2016 cumulative_update_2
microsoft	exchange server	Versi 2016 cumulative_update_20
microsoft	exchange server	Versi 2016 cumulative_update_21
microsoft	exchange server	Versi 2016 cumulative_update_22
microsoft	exchange server	Versi 2016 cumulative_update_3
microsoft	exchange server	Versi 2016 cumulative_update_4
microsoft	exchange server	Versi 2016 cumulative_update_5
microsoft	exchange server	Versi 2016 cumulative_update_6
microsoft	exchange server	Versi 2016 cumulative_update_7
microsoft	exchange server	Versi 2016 cumulative_update_8
microsoft	exchange server	Versi 2016 cumulative_update_9
microsoft	exchange server	Versi 2019
microsoft	exchange server	Versi 2019 cumulative_update_1
microsoft	exchange server	Versi 2019 cumulative_update_10
microsoft	exchange server	Versi 2019 cumulative_update_11
microsoft	exchange server	Versi 2019 cumulative_update_2
microsoft	exchange server	Versi 2019 cumulative_update_3
microsoft	exchange server	Versi 2019 cumulative_update_4
microsoft	exchange server	Versi 2019 cumulative_update_5
microsoft	exchange server	Versi 2019 cumulative_update_6
microsoft	exchange server	Versi 2019 cumulative_update_7
microsoft	exchange server	Versi 2019 cumulative_update_8
microsoft	exchange server	Versi 2019 cumulative_update_9

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21709 patch · 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.