Is CVE-2024-49138 in the CISA KEV catalog?

Yes. CVE-2024-49138 is on the CISA Known Exploited Vulnerabilities list, added 2024-12-10.

What is the CVSS severity of CVE-2024-49138?

CVE-2024-49138 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2024-49138?

CVE-2024-49138 has an EPSS score of 25.41% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2024-49138

HIGHCISA KEVEPSS 98th pctl

7.8

CVSS v3

NVD

Description

Windows Common Log File System Driver Elevation of Privilege Vulnerability

CWE-122Heap-based Buffer Overflow

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

25.41%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Microsoft Windows Common Log File System (CLFS) Driver Heap-Based Buffer Overflow Vulnerability

Microsoft Windows Common Log File System (CLFS) driver contains a heap-based buffer overflow vulnerability that allows a local attacker to escalate privileges.

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Remediation due: 2024-12-31

References

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-28.