How severe is CVE-2023-29080?

CVE-2023-29080 has a CVSS 4.0 base score of 8.5, rated high severity.

Is CVE-2023-29080 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-29080?

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-2023-29080 have an EU (EUVD) identifier?

Yes. CVE-2023-29080 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-32683.

When was CVE-2023-29080 published?

CVE-2023-29080 was published on 2025-01-30 and last updated on 2026-06-17.

CVE-2023-29080

CVE-2023-29080 is a high-severity vulnerability with a CVSS 4.0 base score of 8.5. 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-552.

Key facts

Severity: High (CVSS 4.0 base score 8.5)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-32683
Weakness: CWE-552
Published: 2025-01-30
Last modified: 2026-06-17

Description

Potential privilege escalation vulnerability in Revenera InstallShield versions 2022 R2 and 2021 R2 due to adding InstallScript custom action to a Basic MSI or InstallScript MSI project extracting few binaries to a predefined writable folder during installation time. The standard user account has write access to these files and folders, hence replacing them during installation time can lead to a DLL hijacking vulnerability.

Frequently asked questions

What is CVE-2023-29080?: Potential privilege escalation vulnerability in Revenera InstallShield versions 2022 R2 and 2021 R2 due to adding InstallScript custom action to a Basic MSI or InstallScript MSI project extracting few binaries to a predefined writable folder during installation time. The standard user account has write access to these files and folders, hence replacing them during installation time can lead to a DLL hijacking vulnerability.
How severe is CVE-2023-29080?: CVE-2023-29080 has a CVSS 4.0 base score of 8.5, rated high severity.
Is CVE-2023-29080 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-29080?: 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-2023-29080 have an EU (EUVD) identifier?: Yes. CVE-2023-29080 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-32683.
When was CVE-2023-29080 published?: CVE-2023-29080 was published on 2025-01-30 and last updated on 2026-06-17.

References

https://community.revenera.com/s/article/cve-2023-29080-security-patch-for-the-possible-privileged-escalation-scenarios-identified-in-installshield-nbsp

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