Debian Security Bug TrackerDEBIANCVE:CVE-2017-9525CVE-2017-9525
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
26.7%
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.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | cron | < 3.0pl1-129 | cron_3.0pl1-129_all.deb |
| Debian | 11 | all | cron | < 3.0pl1-129 | cron_3.0pl1-129_all.deb |
| Debian | 999 | all | cron | < 3.0pl1-129 | cron_3.0pl1-129_all.deb |
| Debian | 13 | all | cron | < 3.0pl1-129 | cron_3.0pl1-129_all.deb |
| Debian | 12 | all | systemd-cron | < 1.5.17-2 | systemd-cron_1.5.17-2_all.deb |
| Debian | 11 | all | systemd-cron | <= 1.5.16-1 | systemd-cron_1.5.16-1_all.deb |
| Debian | 999 | all | systemd-cron | < 1.5.17-2 | systemd-cron_1.5.17-2_all.deb |
| Debian | 13 | all | systemd-cron | < 1.5.17-2 | systemd-cron_1.5.17-2_all.deb |
Related
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
26.7%