CVE-2018-8549
published 2018-11-14CVE-2018-8549: A security feature bypass exists when Windows incorrectly validates kernel driver signatures, aka "Windows Security Feature Bypass Vulnerability." This affects…
PriorityP423medium5.5CVSS 3.0
AVLACLPRLUINSUCNIHAN
EPSS
1.18%
67.8th percentile
A security feature bypass exists when Windows incorrectly validates kernel driver signatures, aka "Windows Security Feature Bypass Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2012, Windows Server 2019, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers.
Affected
22 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_server_2012 | — | — |
| microsoft | windows_server_2016 | — | — |
| microsoft | windows_server_2016 | — | — |
| msrc | windows_10 | — | — |
| msrc | windows_10_version_1607 | — | — |
| msrc | windows_10_version_1703 | — | — |
| msrc | windows_10_version_1709 | — | — |
| msrc | windows_10_version_1803 | — | — |
| msrc | windows_10_version_1809 | — | — |
| msrc | windows_8.1 | — | — |
| msrc | windows_rt_8.1 | — | — |
| msrc | windows_server_2012 | — | — |
| msrc | windows_server_2012_r2 | — | — |
| msrc | windows_server_2016 | — | — |
| msrc | windows_server_2019 | — | — |
| msrc | windows_server_version_1709 | — | — |
| msrc | windows_server_version_1803 | — | — |
CVSS provenance
nvdv3.05.5MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
nvdv2.02.1LOWAV:L/AC:L/Au:N/C:N/I:P/A:N
vendor_msrc5.5MEDIUM
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GHSA
GHSA-77p5-fw87-rhq4: A security feature bypass exists when Windows incorrectly validates kernel driver signatures, aka "Windows Security Feature Bypass Vulnerability
ghsa_unreviewed·2022-05-13
CVE-2018-8549 [MEDIUM] GHSA-77p5-fw87-rhq4: A security feature bypass exists when Windows incorrectly validates kernel driver signatures, aka "Windows Security Feature Bypass Vulnerability
A security feature bypass exists when Windows incorrectly validates kernel driver signatures, aka "Windows Security Feature Bypass Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2012, Windows Server 2019, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers.
Microsoft
Windows Security Feature Bypass Vulnerability
vendor_msrc·2018-11-13·CVSS 5.5
CVE-2018-8549 [MEDIUM] Windows Security Feature Bypass Vulnerability
Windows Security Feature Bypass Vulnerability
Description: A security feature bypass exists when Windows incorrectly validates kernel driver signatures. An attacker who successfully exploited this vulnerability could bypass security features and load improperly signed drivers into the kernel.
In an attack scenario, an attacker could bypass security features intended to prevent improperly signed drivers from being loaded by the kernel.
The update addresses the vulnerability by correcting how Windows validates kernel driver signatures.
Microsoft Windows: Microsoft Windows
Microsoft: Microsoft
Customer Action Required: Yes
Impact: Security Feature Bypass
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitatio
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
http://www.securityfocus.com/bid/105803http://www.securitytracker.com/id/1042138https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8549http://www.securityfocus.com/bid/105803http://www.securitytracker.com/id/1042138https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8549
2018-11-14
Published