UBUNTU-CVE-2017-9525
Dashboard / Vulnerabilities / UBUNTU-CVE-2017-9525
UBUNTU-CVE-2017-9525
Published: 9 Jun 2017Last Modified: 4 Feb 2026
Upstream:
Aliases:
Summary:
Details: 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.
References: https://ubuntu.com/security/CVE-2017-9525, http://www.openwall.com/lists/oss-security/2017/06/08/3, http://bugs.debian.org/864466, https://ubuntu.com/security/notices/USN-5259-1, https://ubuntu.com/security/notices/USN-5259-2, https://ubuntu.com/security/notices/USN-5259-3, https://www.cve.org/CVERecord?id=CVE-2017-9525
Affected packages
Package
Name: cron
Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -None
Affected versions
3.0pl1-124ubuntu2
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
