CVE-2024-21340: microsoft windows_10_1507 Buffer Over-read
CVSS: 4.6v3.1MediumModified
Published 13-02-2024Last modified 10-08-2026
Vulnerability summary
CVE-2024-21340 is a medium (CVSS 4.6) Buffer Over-read vulnerability in microsoft windows_10_1507. EPSS estimates a 0.75% chance of exploitation in the next 30 days, higher than 54.4% of scored vulnerabilities.
CVSS score
4.6/10
010
Medium · v3.1 (CVE.org)EPSS score
0.75%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-02-2024PublishedVulnerability first disclosed.
- 10-08-2026Last modifiedVulnerability information updated.
Description
Windows Kernel Information Disclosure Vulnerability
CVSS metrics
2 scores · 2 sources · 1 versionMedium 4.6Preferred score · CVE.org (CNA)
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:CSourcesAll 2 agree
- NVDNIST4.6MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
0.75%
Chance of exploitation in the next 30 days
Percentile
54%
Versus all other CVEs
30-day change
0.00 pp
From 0.75% on 21-09-2026
21-09-202621-10-2026
EPSS score0.75%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft34 products
- windows_10_1507< 10.0.10240.20469
- windows_10_1607< 10.0.14393.6709
- windows_10_1809< 10.0.17763.5458
- windows_10_21h2< 10.0.19044.4046
- windows_10_22h2< 10.0.19045.4046
1 vendor · 34 products
