CVE-2025-48818 — Time-of-check Time-of-use (TOCTOU) Race Condition in Microsoft Windows 10 Version 1507

CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition4 documents4 sources
Severity
6.8MEDIUMNVD
EPSS
0.4%
top 39.98%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
22
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+19 more
Timeline
PublishedJul 8

Description

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.

CVSS vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 0.9 | Impact: 5.9

Affected Packages22 packages

▶NVDmicrosoft/windows< 10.0.14393.8246+4
▶NVDmicrosoft/windows_10_1507< 10.0.10240.21073
▶NVDmicrosoft/windows_10_1607< 10.0.14393.8246
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7558
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6093

🔴Vulnerability Details

2
CVEList
Windows BitLocker Security Feature Bypass Vulnerability↗2025-07-08
▶
GHSA
GHSA-fgjc-5272-r725: Time-of-check time-of-use (toctou) race condition in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical at↗2025-07-08
▶

📋Vendor Advisories

1
Microsoft
Windows BitLocker Security Feature Bypass Vulnerability↗2025-07-08
▶
CVE-2025-48818 — Microsoft vulnerability | cvebase