PT-2025-28549 · Microsoft · Windows Bitlocker+1

Alon Leviev + 2 · CVE-2025-48818 · Published 2025-07-08 · Updated 2026-06-28

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions: Windows BitLocker (affected versions not specified)

Description: A time-of-check time-of-use (toctou) race condition in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack. This issue raises concerns about the safety of encrypted data.

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

Time Of Check To Time Of Use

Weakness Enumeration

CWE-367

Related Identifiers

BDU:2025-08512

CVE-2025-48818

Affected Products

Windows

Windows Bitlocker

References · 15

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-48818 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-48818 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-48818 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-48818 · Security Note
• https://bdu.fstec.ru/vul/2025-08512 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-48818 · Vendor Advisory
• https://t.me/cKure/16112 · Telegram Post
• https://t.me/ckure/15959 · Telegram Post
• https://reddit.com/r/pwnhub/comments/1lw1rmb/windows_bitlocker_vulnerability_allows_security · Reddit Post
• https://twitter.com/windowsforum/status/1942951341980025248 · Twitter Post
• https://twitter.com/dailytechonx/status/1943033667502108928 · Twitter Post
• https://twitter.com/ZeroDayFacts/status/1946115472329691282 · Twitter Post
• https://twitter.com/CVEnew/status/1942658163125420210 · Twitter Post
• https://twitter.com/alon_leviev/status/2071112737581576391 · Twitter Post
• https://twitter.com/windowsforum/status/1942650040209572300 · Twitter Post