PT-2020-3209 · Microsoft · Defender

Afang5472 + 3 · Published 2020-07-14 · Updated 2021-07-21 · CVE-2020-1461

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Microsoft Defender (affected versions not specified)

Description The issue is related to an elevation of privilege vulnerability in the MpSigStub.exe file for Microsoft Defender. This vulnerability allows file deletion in arbitrary locations. To exploit the issue, an attacker would first need to log on to the system. The vulnerability is associated with errors in privilege management, which could allow a remote attacker to delete files in specific parts of the file system.

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

Weakness Enumeration

CWE-264

Related Identifiers

BDU:2020-03507

CVE-2020-1461

Affected Products

Defender

References · 4

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1461 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-1461 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-1461 · Security Note
• https://bdu.fstec.ru/vul/2020-03507 · Security Note