How severe is CVE-2024-23480?

CVE-2024-23480 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-23480 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-23480?

CVE-2024-23480 affects Zscaler Client Connector. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-23480?

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-2024-23480 have an EU (EUVD) identifier?

Yes. CVE-2024-23480 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-20978.

When was CVE-2024-23480 published?

CVE-2024-23480 was published on 2024-05-01 and last updated on 2026-06-17.

CVE-2024-23480

CVE-2024-23480 is a high-severity vulnerability in Zscaler Client Connector with a CVSS 3.x base score of 7.5. 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-347.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-20978
Weakness: CWE-347
Affected product: Zscaler Client Connector
Published: 2024-05-01
Last modified: 2026-06-17

Description

A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This issue affects Zscaler Client Connector on MacOS prior to 4.2.

Frequently asked questions

What is CVE-2024-23480?: A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This issue affects Zscaler Client Connector on MacOS prior to 4.2.
How severe is CVE-2024-23480?: CVE-2024-23480 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-23480 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-23480?: CVE-2024-23480 affects Zscaler Client Connector. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-23480?: 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-2024-23480 have an EU (EUVD) identifier?: Yes. CVE-2024-23480 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-20978.
When was CVE-2024-23480 published?: CVE-2024-23480 was published on 2024-05-01 and last updated on 2026-06-17.

References

https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023?applicable_category=macos&applicable_version=4.2

Affected products (1)

cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:macos:*:*

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