CVEvulnerability
CVE-2017-9525
6.7 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2017-06-09
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.7 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.9 MEDIUM — AV:L/AC:M/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-59
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 configurations
• cron project cron (<= 3.0pl1-128.)
• debian debian linux 8.0
• debian debian linux 9.0
Related
Weakness · CWE (1)
- CWE-59 Improper Link Resolution Before File Access weakness
References
- http://bugs.debian.org/864466 Issue Tracking, Third Party Advisory, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2017/06/08/3 Mailing List, Third Party Advisory
- http://www.securitytracker.com/id/1038651 Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2019/03/msg00025.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/10/msg00029.html Mailing List, Third Party Advisory
- http://bugs.debian.org/864466 Issue Tracking, Third Party Advisory, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2017/06/08/3 Mailing List, Third Party Advisory
- http://www.securitytracker.com/id/1038651 Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2019/03/msg00025.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/10/msg00029.html Mailing List, Third Party Advisory