PT-2021-4381 · Microsoft · Windows

Oldstone · Published 2021-10-12 · Updated 2023-08-01 · CVE-2021-38663

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 (affected versions not specified)

Description The issue is related to an information disclosure vulnerability in the Windows exFAT File System. It allows attackers to obtain sensitive information and potentially affect the system. There is no information provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

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

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

BDU:2021-05011

CVE-2021-38663

Affected Products

Windows

References · 8

• https://osv.dev/vulnerability/CVE-2021-38663 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-05011 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-38663 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-38663 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38663 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38663 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2021101248 · Note
• http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38663 · Note