Windows HTTP Protocol Stack CVE-2022-21907 Mitigation (EnableTrailerSupport)

info Nessus Plugin ID 156713
New! Plugin Severity Now Using CVSS v3

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The remote Windows host is potentially missing a mitigation for a remote code execution vulnerability.


The remote system may be in a vulnerable state to CVE-2022-21907 by having the following registry key set:
- HKLM\System\CurrentControlSet\Services\HTTP\Parameters\EnableTrailerSupport An unauthenticated, remote attacker could exploit this, by sending specially crafted requests, to execute arbitrary code on an affected host.


Delete the DWORD registry value EnableTrailerSupport if present under:

See Also

Plugin Details

Severity: Info

ID: 156713

File Name: smb_nt_ms22_jan_CVE-2022-21907_reg_check.nasl

Version: 1.3

Type: local

Agent: windows

Published: 1/13/2022

Updated: 1/14/2022

Dependencies: smb_hotfixes.nasl, smb_check_rollup.nasl

Vulnerability Information

CPE: cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:*

Required KB Items: SMB/Registry/Enumerated

Patch Publication Date: 1/11/2022

Vulnerability Publication Date: 1/11/2022

Reference Information

IAVA: 2022-A-0012, 2022-A-0016