CVE-2021-33766— Microsoft Exchange Server Information Disclosure Vulnerability

Quick assessment

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Affected

Microsoft Microsoft Exchange Server 2013 Cumulative Update 23

Exploitation

Confirmed exploitation in the wild; remediate immediately

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Exchange Server是美国微软（Microsoft）公司的一套电子邮件服务程序。它提供邮件存取、储存、转发，语音邮件，邮件过滤筛选等功能。 Microsoft Exchange Server存在授权问题漏洞。以下产品和版本受到影响：Microsoft Exchange Server 2019 Cumulative Update 9,Microsoft Exchange Server 2016 Cumulative Update 20,Microsoft Exchange Se

CVE-2021-33766 affects Microsoft Microsoft Exchange Server 2013 Cumulative Update 23. Confirmed exploitation in the wild; remediate immediately. Microsoft Exchange Server是美国微软（Microsoft）公司的一套电子邮件服务程序。它提供邮件存取、储存、转发，语音邮件，邮件过滤筛选等功能。 Microsoft Exchange Server存在授权问题漏洞。以下产品和版本受到影响：Microsoft Exchange Server 2019 Cumulative Update CVE-2021-33766 vulnerability details, Shenlong CVE Platform, https://cve.imfht.com/detail/CVE-2021-33766

I. Basic Information for CVE-2021-33766

Affected Products

II. Public POCs for CVE-2021-33766

III. Intelligence Information for CVE-2021-33766

Vendor Advisories for CVE-2021-33766 (3)

• https://www.zerodayinitiative.com/advisories/ZDI-21-798/ x_refsource_MISC
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33766 x_refsource_MISC
• 🔗 Security Update Guide - Microsoft Security Response Center Read full article vendor-advisory patch

• https://www.cve.org/CVERecord?id=CVE-2021-33766

Same Patch Batch · Microsoft · 2021-07-14 · 90 CVEs total

Showing top 20 of 90 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

V. Comments for CVE-2021-33766