PT-2018-2028 · Microsoft · Windows 10 Servers+3

Alex Ionescu · Published 2018-12-11 · Updated 2020-08-24 · CVE-2018-8637

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Windows 10 versions prior to the fixed version Windows Server 2019 versions prior to the fixed version Windows 10 Servers versions prior to the fixed version

Description The issue is related to insecure privilege management in the Windows kernel, allowing an attacker to disclose protected information using a specially crafted application. This could potentially lead to a Kernel Address Space Layout Randomization (KASLR) bypass.

Recommendations For Windows 10, update to a version that includes the fix for this issue. For Windows Server 2019, apply the necessary patch or update to a version that includes the fix for this issue. For Windows 10 Servers, update to a version that includes the fix for this issue. As a temporary workaround, consider restricting access to sensitive system information until a patch is available.

Fix

Buffer Overflow

Improper Privilege Management

Weakness Enumeration

CWE-119

CWE-269

Related Identifiers

BDU:2018-01644

CVE-2018-8637

Affected Products

Windows

Windows 10

Windows 10 Servers

Windows Server 2019

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2018-8637 · Security Note
• https://bdu.fstec.ru/vul/2018-01644 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8637 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8637 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-8637 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2018-8637 · Vendor Advisory
• https://vuldb.com/?id.127826 · Note
• https://aha.org/system/files/2019-01/tpl-white-flash-jan-2-2019--ab-000102-mw.pdf · Note
• http://securityfocus.com/bid/106095 · Note