PT-2020-3183 · Microsoft · Windows Subsystem For Linux+1

Published 2020-07-14 · Updated 2021-07-21 · CVE-2020-1423

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 Subsystem for Linux (affected versions not specified)

Description The issue is related to an elevation of privilege vulnerability in the way the Windows Subsystem for Linux handles files. It is also associated with errors in processing objects in memory, which can be exploited to elevate privileges and execute arbitrary code using a specially crafted application. This vulnerability allows attackers to affect the system.

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:2020-03481

CVE-2020-1423

Affected Products

Windows

Windows Subsystem For Linux

References · 4

• https://osv.dev/vulnerability/CVE-2020-1423 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-03481 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1423 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-1423 · Security Note