CSIRT-Kabupaten

Ringkasan Kerentanan (Vulnerability Overview)

Rilis: 01 October 2026

Microsoft Exchange Server contains a deserialization of untrusted data that allows an authenticated attacker to achieve remote code execution.

Tindakan Mitigasi yang Wajib Diterapkan (Required Action)

Instruksi Keamanan untuk Pengelola TI / OPD

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Seluruh pengelola server dan aplikasi di lingkungan OPD Kabupaten Ciamis diimbau untuk segera mengaudit perangkat terdampak dan mengaplikasikan patch sebelum batas waktu mitigasi.

Produk & Versi Terdampak

Produk	Versi Basis	Batas Terdampak	Status Keamanan
Microsoft Exchange Server 2013 Cumulative Update 23	15.00.0	15.00.1497.047	AFFECTED
Microsoft Exchange Server 2016 Cumulative Update 23	15.01.0	15.01.2507.021	AFFECTED
Microsoft Exchange Server 2019 Cumulative Update 11	15.02.0	15.02.0986.041	AFFECTED
Microsoft Exchange Server 2019 Cumulative Update 12	15.02.0	15.02.1118.025	AFFECTED