CVE-2016-9379
HIGH7.9EPSS 0.10%xen - security update
Published: 1/23/2017Modified: 12/3/2025
Also known as:ALPINE-CVE-2016-9379DEBIAN-CVE-2016-9379
Description
The pygrub boot loader emulator in Xen, when S-expression output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via string quotes and S-expressions in the bootloader configuration file.
Affected packages (3)
- Alpine/xenfrom 0, < 4.7.1-r1
- Debian/xenfrom 0, < 4.8.0-1
- Debian/xenfrom 0, < 4.1.6.lts1-4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.9 | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N |