Is CVE-2023-4028 in the CISA KEV catalog?

No. CVE-2023-4028 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-4028?

CVE-2023-4028 has a CVSS v3 base score of 6.7 (MEDIUM).

What is the EPSS score for CVE-2023-4028?

CVE-2023-4028 has an EPSS score of 0.18% (8th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-4028?

Upgrade 13w yoga firmware to jacn38ww or later. Fixes are available for 29 affected products.

CVE & CISA-KEV Catalog

CVE-2023-4028

MEDIUM

6.7

CVSS v3

NVD

Description

A buffer overflow has been identified in the SystemUserMasterHddPwdDxe driver in some Lenovo Notebook products which may allow an attacker with local access and elevated privileges to execute arbitrary code.

CWE-120Classic Buffer Overflow

How to fix

Remediation Available

13w yoga firmwareNVD

Affected:< jacn38wwFixed in:jacn38wwCVE-2023-4028derived from NVD

13w yoga gen 2 firmwareNVD

Affected:< kbcn20wwFixed in:kbcn20wwCVE-2023-4028derived from NVD

flex 5-14alc05 firmwareNVD

Affected:< gjcn32wwFixed in:gjcn32wwCVE-2023-4028derived from NVD

flex 5-14are05 firmwareNVD

Affected:< eecn43wwFixed in:eecn43wwCVE-2023-4028derived from NVD

flex 5-14iil05 firmwareNVD

Affected:< eccn45wwFixed in:eccn45wwCVE-2023-4028derived from NVD

flex 5-14itl05 firmwareNVD

Affected:< fxcn44wwFixed in:fxcn44wwCVE-2023-4028derived from NVD

flex 5-15alc05 firmwareNVD

Affected:< gjcn32wwFixed in:gjcn32wwCVE-2023-4028derived from NVD

flex 5-15iil05 firmwareNVD

Affected:< eccn45wwFixed in:eccn45wwCVE-2023-4028derived from NVD

flex 5-15itl05 firmwareNVD

Affected:< fxcn44wwFixed in:fxcn44wwCVE-2023-4028derived from NVD

flex 7 14iru8 firmwareNVD

Affected:< l6cn20wwFixed in:l6cn20wwCVE-2023-4028derived from NVD

ideapad 1-11ada05 firmwareNVD

Affected:< fqcn29wwFixed in:fqcn29wwCVE-2023-4028derived from NVD

ideapad 1-11igl05 firmwareNVD

Affected:< dwcn28wwFixed in:dwcn28wwCVE-2023-4028derived from NVD

ideapad 1-14ada05 firmwareNVD

Affected:< fqcn29wwFixed in:fqcn29wwCVE-2023-4028derived from NVD

ideapad 1-14igl05 firmwareNVD

Affected:< dwcn28wwFixed in:dwcn28wwCVE-2023-4028derived from NVD

ideapad flex 5 14abr8 firmwareNVD

Affected:< l7cn17wwFixed in:l7cn17wwCVE-2023-4028derived from NVD

ideapad flex 5 14alc7 firmwareNVD

Affected:< jccn35wwFixed in:jccn35wwCVE-2023-4028derived from NVD

ideapad flex 5 14iau7 firmwareNVD

Affected:< j7cn44wwFixed in:j7cn44wwCVE-2023-4028derived from NVD

ideapad flex 5 14iru8 firmwareNVD

Affected:< l6cn20wwFixed in:l6cn20wwCVE-2023-4028derived from NVD

ideapad flex 5 16abr8 firmwareNVD

Affected:< l7cn17wwFixed in:l7cn17wwCVE-2023-4028derived from NVD

ideapad flex 5 16alc7 firmwareNVD

Affected:< jccn35wwFixed in:jccn35wwCVE-2023-4028derived from NVD

ideapad flex 5 16iau7 firmwareNVD

Affected:< j7cn44wwFixed in:j7cn44wwCVE-2023-4028derived from NVD

ideapad flex 5 16iru8 firmwareNVD

Affected:< l6cn20wwFixed in:l6cn20wwCVE-2023-4028derived from NVD

thinkbook 13s g2 are firmwareNVD

Affected:< fvcn28wwFixed in:fvcn28wwCVE-2023-4028derived from NVD

thinkbook 13s g2 itl firmwareNVD

Affected:< f9cn57wwFixed in:f9cn57wwCVE-2023-4028derived from NVD

thinkbook 13s g3 acn firmwareNVD

Affected:< gmcn35wwFixed in:gmcn35wwCVE-2023-4028derived from NVD

thinkbook 13s g4 iap firmwareNVD

Affected:< hwcn49wwFixed in:hwcn49wwCVE-2023-4028derived from NVD

thinkbook 13x g2 iap firmwareNVD

Affected:< hxcn54wwFixed in:hxcn54wwCVE-2023-4028derived from NVD

thinkbook 14s g2 itl firmwareNVD

Affected:< f9cn57wwFixed in:f9cn57wwCVE-2023-4028derived from NVD

yoga 9-15imh5 firmwareNVD

Affected:< epcn32wwFixed in:epcn32wwCVE-2023-4028derived 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

Vendor Advisory1

support.lenovo.com

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0195	Medium	6.8	100%	-	Fix
CVE-2017-7269	Critical	9.8	100%	KEV	-
CVE-2019-11043	High	8.7	99%	KEV + Ransom	Fix
CVE-2011-4862	High	10.0	95%	-	Fix
CVE-2007-5659	High	7.8	94%	KEV	Fix
CVE-2022-3786	High	7.5	91%	-	Fix

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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.