How severe is CVE-2023-41971?

CVE-2023-41971 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.

Is CVE-2023-41971 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-41971?

CVE-2023-41971 affects Zscaler Client Connector. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-41971?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-41971 have an EU (EUVD) identifier?

Yes. CVE-2023-41971 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-46430.

When was CVE-2023-41971 published?

CVE-2023-41971 was published on 2024-05-02 and last updated on 2026-06-17.

CVE-2023-41971

CVE-2023-41971 is a medium-severity vulnerability in Zscaler Client Connector with a CVSS 3.x base score of 5.3. 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-59.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-46430
Weakness: CWE-59
Affected product: Zscaler Client Connector
Published: 2024-05-02
Last modified: 2026-06-17

Description

An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Connector on Windows allows a system file to be overwritten.This issue affects Client Connector on Windows: before 3.7.

Frequently asked questions

What is CVE-2023-41971?: An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Connector on Windows allows a system file to be overwritten.This issue affects Client Connector on Windows: before 3.7.
How severe is CVE-2023-41971?: CVE-2023-41971 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
Is CVE-2023-41971 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-41971?: CVE-2023-41971 affects Zscaler Client Connector. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-41971?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-41971 have an EU (EUVD) identifier?: Yes. CVE-2023-41971 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-46430.
When was CVE-2023-41971 published?: CVE-2023-41971 was published on 2024-05-02 and last updated on 2026-06-17.

References

https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2021??applicable_category=windows&applicable_version=3.7

Affected products (1)

cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:windows:*:*

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