How severe is CVE-2024-38177?

CVE-2024-38177 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-38177 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-38177?

CVE-2024-38177 affects Microsoft App Installer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-38177?

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-2024-38177 have an EU (EUVD) identifier?

Yes. CVE-2024-38177 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37147.

When was CVE-2024-38177 published?

CVE-2024-38177 was published on 2024-08-13 and last updated on 2026-06-17.

CVE-2024-38177

CVE-2024-38177 is a high-severity vulnerability in Microsoft App Installer 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-116.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-37147
Weakness: CWE-116
Affected product: Microsoft App Installer
Published: 2024-08-13
Last modified: 2026-06-17

Description

Windows App Installer Spoofing Vulnerability

Frequently asked questions

What is CVE-2024-38177?: Windows App Installer Spoofing Vulnerability
How severe is CVE-2024-38177?: CVE-2024-38177 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-38177 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-38177?: CVE-2024-38177 affects Microsoft App Installer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-38177?: 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-2024-38177 have an EU (EUVD) identifier?: Yes. CVE-2024-38177 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37147.
When was CVE-2024-38177 published?: CVE-2024-38177 was published on 2024-08-13 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38177

Affected products (1)

cpe:2.3:a:microsoft:app_installer:*:*:*:*:*:*:*:*

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