7.8

CVE-2024-21434: microsoft windows_10_1507 Numeric Truncation Error

CVSS: 7.8v3.1HighAnalyzed
Published 12-03-2024Last modified 03-05-2025
Open JSON

Vulnerability summary

CVE-2024-21434 is a high (CVSS 7.8) Numeric Truncation Error vulnerability in microsoft windows_10_1507. EPSS estimates a 0.83% chance of exploitation in the next 30 days, higher than 56.9% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
0.83%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 12-03-2024
    PublishedVulnerability first disclosed.
  2. 03-05-2025
    Last modifiedVulnerability information updated.

Description

Microsoft Windows SCSI Class System File Elevation of Privilege Vulnerability

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.83%

Chance of exploitation in the next 30 days

Percentile

57%

Versus all other CVEs

30-day change

0.00 pp

From 0.83% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.83%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Microsoft21 products

1 vendor · 21 products

References

1 links