CVE-2022-44698

CVE-2022-44698 is a medium-severity (CVSS 5.4) vulnerability in Microsoft Defender. CISA added it to the Known Exploited Vulnerabilities catalog on December 13, 2022, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by January 3, 2023. CISA also lists it as known to be used in ransomware campaigns, so it should be prioritised accordingly. Microsoft has 390 vulnerabilities in the KEV catalog, 117 of them linked to ransomware.

Windows SmartScreen Security Feature Bypass Vulnerability

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-44698
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-44698
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-44698