CVE-2021-33742 · netVigilance record NV21-0260

Microsoft Windows MSHTML Platform Remote Code Execution

past due

What to do

Apply updates per vendor instructions.

CISA deadline 2021-11-17 · passed 4 years 9 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

Microsoft Windows MSHTML Platform contains an unspecified vulnerability that allows for remote code execution.

Who is affected

Microsoft Windows. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-787, CWE-823.

Timeline

2021-11-03
Added to CISA KEVExploitation in the wild confirmed by CISA
2021-11-17
CISA remediation deadlinepassed 4 years 9 months ago

Sources

NVD entry for CVE-2021-33742 nvd.nist.gov/vuln/detail/CVE-2021-33742
CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2021-33742