PT-2020-1859 · Microsoft · Windows

Exp-Sky + 1 · Published 2020-03-10 · Updated 2021-07-21 · CVE-2020-0834

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 (affected versions not specified)

Description The issue arises from Windows improperly handling calls to Advanced Local Procedure Call (ALPC), leading to an elevation of privilege. An attacker who successfully exploits this could run arbitrary code in the security context of the local system. This allows attackers to affect the system by potentially elevating their privileges.

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

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

BDU:2020-01135

CVE-2020-0834

Affected Products

Windows

References · 6

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0834 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-0834 · Security Note
• https://osv.dev/vulnerability/CVE-2020-0834 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2020-0834 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-01135 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-0834 · Security Note