CVE-2017-9525
MEDIUM6.7EPSS 0.06%cron - security update
Published: 6/9/2017Modified: 3/9/2026
Also known as:DEBIAN-CVE-2017-9525DLA-2801-1
Description
In the cron package through 3.0pl1-128 on Debian, and through 3.0pl1-128ubuntu2 on Ubuntu, the postinst maintainer script allows for group-crontab-to-root privilege escalation via symlink attacks against unsafe usage of the chown and chmod programs.
Affected packages (4)
- Debian/cronfrom 0, < 3.0pl1-129
- Debian/cronfrom 0, < 3.0pl1-127+deb8u2
- Debian/cronfrom 0, < 3.0pl1-128+deb9u2
- Debian/systemd-cronfrom 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |