CVE-2024-25940: bhyveload(8) host file access
Description
`bhyveload -h ` may be used to grant loader access to the directory tree on the host. Affected versions of bhyveload(8) do not make any attempt to restrict loader's access to , allowing the loader to read any file the host user has access to. In the bhyveload(8) model, the host supplies a userboot.so to boot with, but the loader scripts generally come from the guest image. A maliciously crafted script could be used to exfiltrate sensitive data from the host accessible to the user running bhyhveload(8), which is often the system root.
Classification
CVE ID: CVE-2024-25940
Affected Products
Vendor: FreeBSD
Product: FreeBSD
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.04% (probability of being exploited)
EPSS Percentile: 11.98% (scored less or equal to compared to others)
EPSS Date: 2025-03-14 (when was this score calculated)
References
https://security.freebsd.org/advisories/FreeBSD-SA-24:01.bhyveload.aschttps://security.netapp.com/advisory/ntap-20240419-0004/