CVE-2021-31978— Microsoft Defender Denial of Service Vulnerability

Quick assessment

Copy summary Copy citation

Affected

Microsoft Microsoft Malware Protection Engine

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

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

Microsoft Defender是美国微软（Microsoft）公司的一款威胁防护软件。 Windows Defender存在安全漏洞。以下产品和版本受到影响：Microsoft Malware Protection Engine,

CVE-2021-31978 affects Microsoft Microsoft Malware Protection Engine. No confirmed in-the-wild exploitation; assess based on exposure. Microsoft Defender是美国微软（Microsoft）公司的一款威胁防护软件。 Windows Defender存在安全漏洞。以下产品和版本受到影响：Microsoft Malware Protection Engine, CVE-2021-31978 vulnerability details, Shenlong CVE Platform, https://cve.imfht.com/detail/CVE-2021-31978

I. Basic Information for CVE-2021-31978

Affected Products

II. Public POCs for CVE-2021-31978

III. Intelligence Information for CVE-2021-31978

Vendor Advisories for CVE-2021-31978 (1)

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31978 x_refsource_MISC

• https://www.cve.org/CVERecord?id=CVE-2021-31978

Same Patch Batch · Microsoft · 2021-06-08 · 50 CVEs total

Showing top 20 of 50 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

V. Comments for CVE-2021-31978