PT-2021-4439 · Microsoft · Windows

Nghiadt12 · Published 2021-10-12 · Updated 2023-08-01 · CVE-2021-26441

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 is related to an integer overflow in the Storage Spaces Controller driver, which can be exploited to elevate privileges. This could allow an attacker to affect the system. No information is provided about the estimated number of potentially affected devices or real-world incidents.

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

LPE

Integer Overflow

Improper Privilege Management

Weakness Enumeration

CWE-190

CWE-269

Related Identifiers

BDU:2021-05069

CVE-2021-26441

ZDI-21-1157

Affected Products

Windows

References · 11

• https://bdu.fstec.ru/vul/2021-05069 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26441 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-1157 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26441 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26442 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-26441 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/686780 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-26441 · Security Note
• https://osv.dev/vulnerability/CVE-2021-26441 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2021101213 · Note
• https://t.me/cibsecurity/30482 · Telegram Post