Security features bypass in Microsoft Windows Defender Attack Surface Reduction
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2023-38163 |
| CWE-ID | CWE-254 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Defender Security Intelligence Updates Client/Desktop applications / Antivirus software/Personal firewalls |
| Vendor |
Security Bulletin
This security bulletin contains one high risk vulnerability.
1) Security features bypass
EUVDB-ID: #VU80727
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-38163
CWE-ID:
CWE-254 - Security Features
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to security features bypass in Windows Defender Attack Surface Reduction. A remote attacker can trick a victim to open a specially crafted file and bypass the Windows Defender Attack Surface Reduction blocking feature.
MitigationInstall updates from vendor's website.
Vulnerable software versionsDefender Security Intelligence Updates: before 1.391.1332.0
CPE2.3http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-38163
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
