How severe is CVE-2023-4632?

CVE-2023-4632 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-4632 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4632?

CVE-2023-4632 affects Lenovo System Update. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4632?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-4632 published?

CVE-2023-4632 was published on 2023-11-08 and last updated on 2026-06-17.

CVE-2023-4632

CVE-2023-4632 is a high-severity vulnerability in Lenovo System Update with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-427.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Lenovo System Update
Published: 2023-11-08
Last modified: 2026-06-17

Description

An uncontrolled search path vulnerability was reported in Lenovo System Update that could allow an attacker with local access to execute code with elevated privileges.

Frequently asked questions

What is CVE-2023-4632?: An uncontrolled search path vulnerability was reported in Lenovo System Update that could allow an attacker with local access to execute code with elevated privileges.
How severe is CVE-2023-4632?: CVE-2023-4632 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-4632 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4632?: CVE-2023-4632 affects Lenovo System Update. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4632?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-4632 published?: CVE-2023-4632 was published on 2023-11-08 and last updated on 2026-06-17.

References

https://support.lenovo.com/us/en/product_security/LEN-135367

Affected products (1)

cpe:2.3:a:lenovo:system_update:*:*:*:*:*:*:*:*

More vulnerabilities in Lenovo System Update

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CVE-2018-9063 — High (CVSS 7.8): MapDrv (C:\Program Files\Lenovo\System Update\mapdrv.exe) In Lenovo System Update versions earlier than 5.07.0072…
CVE-2015-6971 — High (CVSS 7.8): Lenovo System Update (formerly ThinkVantage System Update) before 5.07.0013 allows local users to submit commands to…
CVE-2015-7336 — High (CVSS 7.5): MITRE is populating this ID because it was assigned prior to Lenovo becoming a CNA. A vulnerability was reported (fixed…

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Other CWE-427 (Uncontrolled Search Path Element) vulnerabilities

CVE-2025-4981 — Critical (CVSS 9.9): Mattermost versions 10.5.x <= 10.5.5, 9.11.x <= 9.11.15, 10.8.x <= 10.8.0, 10.7.x <= 10.7.2, 10.6.x <= 10.6.5 fail to…
CVE-2025-69599 — Critical (CVSS 9.8): RayVentory Scan Engine through 12.6 Update 8 allows attackers to gain privileges if they control the value of the PATH…
CVE-2019-25268 — Critical (CVSS 9.8): NREL BEopt 2.8.0.0 contains a DLL hijacking vulnerability that allows attackers to load arbitrary libraries by tricking…
CVE-2023-53959 — Critical (CVSS 9.8): FileZilla Client 3.63.1 contains a DLL hijacking vulnerability that allows attackers to execute malicious code by…
CVE-2025-65741 — Critical (CVSS 9.8): Sublime Text 3 Build 3208 or prior for MacOS is vulnerable to Dylib Injection. An attacker could compile a .dylib file…
CVE-2024-23054 — Critical (CVSS 9.8): An issue in Plone Docker Official Image 5.2.13 (5221) open-source software that could allow for remote code execution…

Browse all CWE-427 (Uncontrolled Search Path Element) vulnerabilities →