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Structured Exception Handling Overwrite Protection (SEHOP) must be turned on.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-68847 | WN08-00-000150 | SV-83441r1_rule | High |
| Description |
|---|
| 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. |
| STIG | Date |
|---|---|
| Windows 8 / 8.1 Security Technical Implementation Guide | 2016-12-19 |
Details
| Check Text ( C-69317r3_chk ) |
|---|
| 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 |
| Fix Text (F-75019r1_fix) |
|---|
| 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 |