How severe is CVE-2023-38543?

CVE-2023-38543 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-2023-38543 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-2023-38543?

CVE-2023-38543 primarily affects Ivanti Secure Access Client. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-38543?

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-2023-38543 published?

CVE-2023-38543 was published on 2023-11-15 and last updated on 2026-06-17.

CVE-2023-38543

CVE-2023-38543 is a high-severity vulnerability in Ivanti Secure Access Client 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-770.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-770
Affected product: Ivanti Secure Access Client
Published: 2023-11-15
Last modified: 2026-06-17

Description

A vulnerability exists on all versions of the Ivanti Secure Access Client below 22.6R1.1, which could allow a locally authenticated attacker to exploit a vulnerable configuration, potentially leading to a denial of service (DoS) condition on the user machine.

Frequently asked questions

What is CVE-2023-38543?: A vulnerability exists on all versions of the Ivanti Secure Access Client below 22.6R1.1, which could allow a locally authenticated attacker to exploit a vulnerable configuration, potentially leading to a denial of service (DoS) condition on the user machine.
How severe is CVE-2023-38543?: CVE-2023-38543 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-2023-38543 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-2023-38543?: CVE-2023-38543 primarily affects Ivanti Secure Access Client. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-38543?: 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-2023-38543 published?: CVE-2023-38543 was published on 2023-11-15 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:ivanti:secure_access_client:*:*:*:*:*:*:*:*
cpe:2.3:a:ivanti:secure_access_client:22.6:r1:*:*:*:*:*:*

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