Is CVE-2022-4432 in the CISA KEV catalog?

No. CVE-2022-4432 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-4432?

CVE-2022-4432 has a CVSS v3 base score of 6.7 (MEDIUM).

What is the EPSS score for CVE-2022-4432?

CVE-2022-4432 has an EPSS score of 0.18% (8th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-4432?

Upgrade thinkpad x13s firmware to 1.47 or later.

CVE & CISA-KEV Catalog

CVE-2022-4432

MEDIUM

6.7

CVSS v3

NVD

Description

A buffer over-read vulnerability was reported in the ThinkPadX13s BIOS PersistenceConfigDxe driver that could allow a local attacker with elevated privileges to cause information disclosure.

CWE-126Buffer Over-read CWE-125Out-of-bounds Read

How to fix

Remediation Available

thinkpad x13s firmwareNVD

Affected:< 1.47Fixed in:1.47CVE-2022-4432derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.18%probability of exploitation in 30 days

8thpercentile

Low risk: more likely to be exploited than 8% of all known CVEs.

References

Patch1

support.lenovo.com

Related Vulnerabilities

Other CWE-126 (Buffer Over-read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2017-7668	High	7.5	57%	-	Fix
CVE-2009-2495	Medium	6.5	42%	-	-
CVE-2017-7679	Critical	9.8	39%	-	Fix
CVE-2025-21277	High	7.5	38%	-	Fix
CVE-2024-38071	High	7.5	36%	-	Fix

Embed a live status badge for CVE-2022-4432

Markdown

[![CVE-2022-4432](https://tridentstack.com/cve/badge/CVE-2022-4432.svg)](https://tridentstack.com/cve/CVE-2022-4432)

HTML

<a href="https://tridentstack.com/cve/CVE-2022-4432"><img src="https://tridentstack.com/cve/badge/CVE-2022-4432.svg" alt="CVE-2022-4432"></a>

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 2024-11-21.