KNOWN EXPLOITED VULNERABILITY
CISA KEV 处置信息
已确认在野利用已用于勒索攻击
- 加入 KEV
- 2026/04/13
- 整改期限
- 2026/04/27已逾期 176 天
- CISA 厂商
- Microsoft
- CISA 产品
- Exchange Server
要求采取的措施
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA 说明
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21529 ; https://nvd.nist.gov/vuln/detail/CVE-2023-21529
漏洞描述
Microsoft Exchange Server contains a deserialization of untrusted data that allows an authenticated attacker to achieve remote code execution.
影响产品
暂无结构化产品信息。
修复建议
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.