CVE-2024-29188
highpriority · track · 0EPSS 0.002 · 15 %ileEURUUSEPSS · scored 2026-10-27
WiX toolset lets developers create installers for Windows Installer, the Windows installation engine. The custom action behind WiX's `RemoveFolderEx` functionality could allow a standard user to delete protected directories. `RemoveFolderEx` deletes an entire directory tree during installation or uninstallation. It does so by recursing every subdirectory starting at a specified directory and adding each subdirectory to the list of directories Windows Installer should delete. If the setup author instructed `RemoveFolderEx` to delete a per-user folder from a per-machine installer, an attacker could create a directory junction in that per-user folder pointing to a per-machine, protected directory. Windows Installer, when executing the per-machine installer after approval by an administrator, would delete the target of the directory junction. This vulnerability is fixed in 3.14.1 and 4.0.5.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
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weaknesses
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affected products (8)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- GHSA-jx4p-m4wm-vvjgMalicious directory junction can cause WiX RemoveFoldersEx to possibly delete elevated files2024-03-25ghsa · osvUS
### Summary The custom action behind WiX's `RemoveFolderEx` functionality could allow a standard user to delete protected directories. ### Details `RemoveFolderEx` deletes an entire directory tree during installation or uninstallation. It does so by recursing every subdirectory starting at a specified directory and adding each subdirectory to the list of directories Windows Installer should delete. If the setup author instructed `RemoveFolderEx` to delete a per-user folder from a per-machine installer, an attacker could create a directory junction in that per-user folder pointing to a per-machine, protected directory. Windows Installer, when executing the per-machine installer after approval by an administrator, would delete the target of the directory junction.
also known as (4)
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sources
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references (10)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2024-29188/cnnvd
- https://github.com/wixtoolset/issues/security/advisories/GHSA-jx4p-m4wm-vvjgcnnvd
- https://github.com/wixtoolset/wix/commit/2e5960b575881567a8807e6b8b9c513138b19742cnnvd
- https://github.com/wixtoolset/wix3/commit/93eeb5f6835776694021f66d4226c262c67d487acnnvd
- https://github.com/wixtoolset/issues/security/advisories/GHSA-jx4p-m4wm-vvjgenisa_euvd
- https://github.com/wixtoolset/wix/commit/2e5960b575881567a8807e6b8b9c513138b19742enisa_euvd
- https://github.com/wixtoolset/wix3/commit/93eeb5f6835776694021f66d4226c262c67d487aenisa_euvd
- https://github.com/wixtoolset/issues/security/advisories/GHSA-jx4p-m4wm-vvjgnvd
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