PT-2021-4430 · Microsoft · Windows Fast Fat File System Driver+1

Oldstone · Published 2021-10-12 · Updated 2023-08-01 · CVE-2021-41343

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 Fast FAT File System Driver (affected versions not specified)

Description The issue is related to an information disclosure vulnerability in the Windows Fast FAT File System Driver. It allows attackers to obtain sensitive information, potentially leading to unauthorized access to protected data. There is no information available about the estimated number of potentially affected devices 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:2021-05060

CVE-2021-41343

Affected Products

Windows

Windows Fast Fat File System Driver

References · 9

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41343 · Security Note
• https://osv.dev/vulnerability/CVE-2021-41343 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-05060 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41343 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-41343 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-41343 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-41343 · Security Note
• https://cybersecurity-help.cz/vdb/SB2021101231 · Note
• https://t.me/cibsecurity/30478 · Telegram Post