PT-2020-3667 · Microsoft · Windows Kernel+1

Published 2020-08-11 · Updated 2026-02-23 · CVE-2020-1377

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Windows Kernel (affected versions not specified)

Description An elevation of privilege issue exists due to the Windows Kernel API's improper handling of registry objects in memory. This could allow a locally authenticated attacker to gain elevated privileges on a targeted system by running a specially crafted application. The security update addresses this issue by ensuring the Windows Kernel API properly handles objects in memory.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

BDU:2020-04015

CVE-2020-1377

OPENSUSE-SU-2024:11542-1

Affected Products

Windows

Windows Kernel

References · 16

• https://nvd.nist.gov/vuln/detail/CVE-2020-1377 · Security Note
• https://osv.dev/vulnerability/CVE-2020-1377 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1377 · Security Note
• https://bdu.fstec.ru/vul/2020-04015 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1377 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2020-1377 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:11542-1 · Vendor Advisory
• https://suse.com/security/cve/CVE-2018-14055 · Note
• https://t.me/cvenotify/67941 · Telegram Post
• http://packetstormsecurity.com/files/158938/Microsoft-Windows-CmpDoReDoCreateKey-Arbitrary-Registry-Key-Creation-Privilege-Escalation.html · Note
• https://cybersecurity-help.cz/vdb/SB2020081216 · Note
• https://t.me/cveNotify/152899 · Telegram Post
• https://suse.com/security/cve/CVE-2019-12816 · Note
• https://suse.com/security/cve/CVE-2019-9917 · Note
• https://suse.com/security/cve/CVE-2020-1377 · Note