How severe is CVE-2024-23463?

CVE-2024-23463 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-23463 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-23463?

CVE-2024-23463 affects Zscaler Client Connector. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-23463?

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.

Does CVE-2024-23463 have an EU (EUVD) identifier?

Yes. CVE-2024-23463 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-20961.

When was CVE-2024-23463 published?

CVE-2024-23463 was published on 2024-04-30 and last updated on 2026-06-17.

CVE-2024-23463

CVE-2024-23463 is a high-severity vulnerability in Zscaler Client Connector with a CVSS 3.x base score of 8.8. 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-367.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-20961
Weakness: CWE-367
Affected product: Zscaler Client Connector
Published: 2024-04-30
Last modified: 2026-06-17

Description

Anti-tampering protection of the Zscaler Client Connector can be bypassed under certain conditions when running the Repair App functionality. This affects Zscaler Client Connector on Windows prior to 4.2.1

Frequently asked questions

What is CVE-2024-23463?: Anti-tampering protection of the Zscaler Client Connector can be bypassed under certain conditions when running the Repair App functionality. This affects Zscaler Client Connector on Windows prior to 4.2.1
How severe is CVE-2024-23463?: CVE-2024-23463 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-23463 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-23463?: CVE-2024-23463 affects Zscaler Client Connector. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-23463?: 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.
Does CVE-2024-23463 have an EU (EUVD) identifier?: Yes. CVE-2024-23463 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-20961.
When was CVE-2024-23463 published?: CVE-2024-23463 was published on 2024-04-30 and last updated on 2026-06-17.

References

https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023

Affected products (1)

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

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