Windows 7 Security Technical Implementation Guide

The Windows 7 Security Technical Implementation Guide (V1 R32) has 296 STIG checks. New to STIG checklists? Read What is a STIG checklist?, CKL vs CKLB, and STIG vs SCAP benchmark.

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Severity

Version

V1 · R32

CurrentPublished Wed Jun 17 2020

Structured Exception Handling Overwrite Protection (SEHOP) must be turned on.

Windows 7 Security Technical Implementation Guide

Assessment Title

Rule Text

Structured Exception Handling Overwrite Protection (SEHOP) must be turned on.

Description

Discussion Text

Attackers are constantly looking for vulnerabilities in systems and applications. Structured Exception Handling Overwrite Protection (SEHOP) blocks exploits that use the Structured Exception Handling overwrite technique, a common buffer overflow attack.

New to STIG checklists? Read What is a STIG checklist? and CKL vs CKLB.

Objective

V-68847

Rule

SV-83443r1_rule

Severity

high

Rule Version

WIN00-000150

Documentable

false

IA Controls

NIST SP 800-53

Rev 5

Assessment Procedure

Check Text

If SEHOP is configured through the Enhanced Mitigation Experience Toolkit (EMET) (V-36706), this is NA.

Verify SEHOP is turned on.
If the following registry value does not exist or is not configured as specified, this is a finding.

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SYSTEM\CurrentControlSet\Control\Session Manager\kernel\

Value Name: DisableExceptionChainValidation

Value Type: REG_DWORD
Value: 0

Implementation Procedure

Fix Text

Configure the following registry value:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SYSTEM\CurrentControlSet\Control\Session Manager\kernel\

Value Name: DisableExceptionChainValidation

Value Type: REG_DWORD
Value: 0

STIG check 290 of 296 in the Windows 7 STIG checklist

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