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Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2017-9525

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.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.0

EPSS Ranking 15.1%

CVSS Severity

CVSS v3 Score 6.7

CVSS v2 Score 6.9

References

Products affected by CVE-2017-9525

Cron Project » Cron » Version: 3.0pl1-128.

cpe:2.3:a:cron_project:cron:3.0pl1-128.
Canonical » Ubuntu Linux » Version: N/A

cpe:2.3:o:canonical:ubuntu_linux:-
Canonical » Ubuntu Linux » Version: 10.04

cpe:2.3:o:canonical:ubuntu_linux:10.04
Canonical » Ubuntu Linux » Version: 10.04.1

cpe:2.3:o:canonical:ubuntu_linux:10.04.1
Canonical » Ubuntu Linux » Version: 10.04.2

cpe:2.3:o:canonical:ubuntu_linux:10.04.2
Canonical » Ubuntu Linux » Version: 10.04.3

cpe:2.3:o:canonical:ubuntu_linux:10.04.3
Canonical » Ubuntu Linux » Version: 10.04.4

cpe:2.3:o:canonical:ubuntu_linux:10.04.4
Canonical » Ubuntu Linux » Version: 10.10

cpe:2.3:o:canonical:ubuntu_linux:10.10
Canonical » Ubuntu Linux » Version: 11.04

cpe:2.3:o:canonical:ubuntu_linux:11.04
Canonical » Ubuntu Linux » Version: 11.10

cpe:2.3:o:canonical:ubuntu_linux:11.10
Canonical » Ubuntu Linux » Version: 12.04

cpe:2.3:o:canonical:ubuntu_linux:12.04
Canonical » Ubuntu Linux » Version: 12.04.1

cpe:2.3:o:canonical:ubuntu_linux:12.04.1
Canonical » Ubuntu Linux » Version: 12.04.2

cpe:2.3:o:canonical:ubuntu_linux:12.04.2
Canonical » Ubuntu Linux » Version: 12.04.3

cpe:2.3:o:canonical:ubuntu_linux:12.04.3
Canonical » Ubuntu Linux » Version: 12.04.4

cpe:2.3:o:canonical:ubuntu_linux:12.04.4
Canonical » Ubuntu Linux » Version: 12.04.5

cpe:2.3:o:canonical:ubuntu_linux:12.04.5
Canonical » Ubuntu Linux » Version: 12.10

cpe:2.3:o:canonical:ubuntu_linux:12.10
Canonical » Ubuntu Linux » Version: 13.04

cpe:2.3:o:canonical:ubuntu_linux:13.04
Canonical » Ubuntu Linux » Version: 13.10

cpe:2.3:o:canonical:ubuntu_linux:13.10
Canonical » Ubuntu Linux » Version: 14.04

cpe:2.3:o:canonical:ubuntu_linux:14.04
Canonical » Ubuntu Linux » Version: 14.04.1

cpe:2.3:o:canonical:ubuntu_linux:14.04.1
Canonical » Ubuntu Linux » Version: 14.04.2

cpe:2.3:o:canonical:ubuntu_linux:14.04.2
Canonical » Ubuntu Linux » Version: 14.04.3

cpe:2.3:o:canonical:ubuntu_linux:14.04.3
Canonical » Ubuntu Linux » Version: 14.04.4

cpe:2.3:o:canonical:ubuntu_linux:14.04.4
Canonical » Ubuntu Linux » Version: 14.04.5

cpe:2.3:o:canonical:ubuntu_linux:14.04.5
Canonical » Ubuntu Linux » Version: 14.04.6

cpe:2.3:o:canonical:ubuntu_linux:14.04.6
Canonical » Ubuntu Linux » Version: 14.10

cpe:2.3:o:canonical:ubuntu_linux:14.10
Canonical » Ubuntu Linux » Version: 15.04

cpe:2.3:o:canonical:ubuntu_linux:15.04
Canonical » Ubuntu Linux » Version: 15.10

cpe:2.3:o:canonical:ubuntu_linux:15.10
Canonical » Ubuntu Linux » Version: 16.04

cpe:2.3:o:canonical:ubuntu_linux:16.04
Canonical » Ubuntu Linux » Version: 16.04.1

cpe:2.3:o:canonical:ubuntu_linux:16.04.1
Canonical » Ubuntu Linux » Version: 16.04.2

cpe:2.3:o:canonical:ubuntu_linux:16.04.2
Canonical » Ubuntu Linux » Version: 16.04.3

cpe:2.3:o:canonical:ubuntu_linux:16.04.3
Canonical » Ubuntu Linux » Version: 16.04.4

cpe:2.3:o:canonical:ubuntu_linux:16.04.4
Canonical » Ubuntu Linux » Version: 16.04.5

cpe:2.3:o:canonical:ubuntu_linux:16.04.5
Canonical » Ubuntu Linux » Version: 16.04.6

cpe:2.3:o:canonical:ubuntu_linux:16.04.6
Canonical » Ubuntu Linux » Version: 16.10

cpe:2.3:o:canonical:ubuntu_linux:16.10
Canonical » Ubuntu Linux » Version: 17.04

cpe:2.3:o:canonical:ubuntu_linux:17.04
Canonical » Ubuntu Linux » Version: 17.10

cpe:2.3:o:canonical:ubuntu_linux:17.10
Canonical » Ubuntu Linux » Version: 18.04

cpe:2.3:o:canonical:ubuntu_linux:18.04
Canonical » Ubuntu Linux » Version: 18.04.1

cpe:2.3:o:canonical:ubuntu_linux:18.04.1
Canonical » Ubuntu Linux » Version: 18.04.2

cpe:2.3:o:canonical:ubuntu_linux:18.04.2
Canonical » Ubuntu Linux » Version: 18.04.3

cpe:2.3:o:canonical:ubuntu_linux:18.04.3
Canonical » Ubuntu Linux » Version: 18.04.4

cpe:2.3:o:canonical:ubuntu_linux:18.04.4
Canonical » Ubuntu Linux » Version: 18.04.5

cpe:2.3:o:canonical:ubuntu_linux:18.04.5
Canonical » Ubuntu Linux » Version: 18.04.6

cpe:2.3:o:canonical:ubuntu_linux:18.04.6
Canonical » Ubuntu Linux » Version: 18.10

cpe:2.3:o:canonical:ubuntu_linux:18.10
Canonical » Ubuntu Linux » Version: 19.04

cpe:2.3:o:canonical:ubuntu_linux:19.04
Canonical » Ubuntu Linux » Version: 19.10

cpe:2.3:o:canonical:ubuntu_linux:19.10
Canonical » Ubuntu Linux » Version: 20.04

cpe:2.3:o:canonical:ubuntu_linux:20.04
Canonical » Ubuntu Linux » Version: 20.10

cpe:2.3:o:canonical:ubuntu_linux:20.10
Canonical » Ubuntu Linux » Version: 21.04

cpe:2.3:o:canonical:ubuntu_linux:21.04
Canonical » Ubuntu Linux » Version: 21.10

cpe:2.3:o:canonical:ubuntu_linux:21.10
Canonical » Ubuntu Linux » Version: 22.04

cpe:2.3:o:canonical:ubuntu_linux:22.04
Canonical » Ubuntu Linux » Version: 22.10

cpe:2.3:o:canonical:ubuntu_linux:22.10
Canonical » Ubuntu Linux » Version: 23.04

cpe:2.3:o:canonical:ubuntu_linux:23.04
Canonical » Ubuntu Linux » Version: 23.10

cpe:2.3:o:canonical:ubuntu_linux:23.10
Canonical » Ubuntu Linux » Version: 24.04

cpe:2.3:o:canonical:ubuntu_linux:24.04
Canonical » Ubuntu Linux » Version: 4.10

cpe:2.3:o:canonical:ubuntu_linux:4.10
Canonical » Ubuntu Linux » Version: 5.04

cpe:2.3:o:canonical:ubuntu_linux:5.04
Canonical » Ubuntu Linux » Version: 5.10

cpe:2.3:o:canonical:ubuntu_linux:5.10
Canonical » Ubuntu Linux » Version: 6.06

cpe:2.3:o:canonical:ubuntu_linux:6.06
Canonical » Ubuntu Linux » Version: 6.06.1

cpe:2.3:o:canonical:ubuntu_linux:6.06.1
Canonical » Ubuntu Linux » Version: 6.06.2

cpe:2.3:o:canonical:ubuntu_linux:6.06.2
Canonical » Ubuntu Linux » Version: 6.10

cpe:2.3:o:canonical:ubuntu_linux:6.10
Canonical » Ubuntu Linux » Version: 7.04

cpe:2.3:o:canonical:ubuntu_linux:7.04
Canonical » Ubuntu Linux » Version: 7.10

cpe:2.3:o:canonical:ubuntu_linux:7.10
Canonical » Ubuntu Linux » Version: 8.04

cpe:2.3:o:canonical:ubuntu_linux:8.04
Canonical » Ubuntu Linux » Version: 8.04.1

cpe:2.3:o:canonical:ubuntu_linux:8.04.1
Canonical » Ubuntu Linux » Version: 8.04.2

cpe:2.3:o:canonical:ubuntu_linux:8.04.2
Canonical » Ubuntu Linux » Version: 8.04.3

cpe:2.3:o:canonical:ubuntu_linux:8.04.3
Canonical » Ubuntu Linux » Version: 8.04.4

cpe:2.3:o:canonical:ubuntu_linux:8.04.4
Canonical » Ubuntu Linux » Version: 8.10

cpe:2.3:o:canonical:ubuntu_linux:8.10
Canonical » Ubuntu Linux » Version: 9.04

cpe:2.3:o:canonical:ubuntu_linux:9.04
Canonical » Ubuntu Linux » Version: 9.10

cpe:2.3:o:canonical:ubuntu_linux:9.10
Debian » Debian Linux » Version: N/A

cpe:2.3:o:debian:debian_linux:-
Debian » Debian Linux » Version: 0.9.1

cpe:2.3:o:debian:debian_linux:0.9.1
Debian » Debian Linux » Version: 0.9.2

cpe:2.3:o:debian:debian_linux:0.9.2
Debian » Debian Linux » Version: 0.9.3

cpe:2.3:o:debian:debian_linux:0.9.3
Debian » Debian Linux » Version: 0.9.4

cpe:2.3:o:debian:debian_linux:0.9.4
Debian » Debian Linux » Version: 0.93

cpe:2.3:o:debian:debian_linux:0.93
Debian » Debian Linux » Version: 1.1

cpe:2.3:o:debian:debian_linux:1.1
Debian » Debian Linux » Version: 1.2

cpe:2.3:o:debian:debian_linux:1.2
Debian » Debian Linux » Version: 1.3

cpe:2.3:o:debian:debian_linux:1.3
Debian » Debian Linux » Version: 1.3.1

cpe:2.3:o:debian:debian_linux:1.3.1
Debian » Debian Linux » Version: 10

cpe:2.3:o:debian:debian_linux:10
Debian » Debian Linux » Version: 10.0

cpe:2.3:o:debian:debian_linux:10.0
Debian » Debian Linux » Version: 11.0

cpe:2.3:o:debian:debian_linux:11.0
Debian » Debian Linux » Version: 12.0

cpe:2.3:o:debian:debian_linux:12.0
Debian » Debian Linux » Version: 13.0

cpe:2.3:o:debian:debian_linux:13.0
Debian » Debian Linux » Version: 2.0

cpe:2.3:o:debian:debian_linux:2.0
Debian » Debian Linux » Version: 2.0.34

cpe:2.3:o:debian:debian_linux:2.0.34
Debian » Debian Linux » Version: 2.0.5

cpe:2.3:o:debian:debian_linux:2.0.5
Debian » Debian Linux » Version: 2.1

cpe:2.3:o:debian:debian_linux:2.1
Debian » Debian Linux » Version: 2.1.8.8.p3-1.1

cpe:2.3:o:debian:debian_linux:2.1.8.8.p3-1.1
Debian » Debian Linux » Version: 2.2

cpe:2.3:o:debian:debian_linux:2.2
Debian » Debian Linux » Version: 2.3

cpe:2.3:o:debian:debian_linux:2.3
Debian » Debian Linux » Version: 2.5.2-1

cpe:2.3:o:debian:debian_linux:2.5.2-1
Debian » Debian Linux » Version: 2.5.3-16

cpe:2.3:o:debian:debian_linux:2.5.3-16
Debian » Debian Linux » Version: 2.5.3-3

cpe:2.3:o:debian:debian_linux:2.5.3-3
Debian » Debian Linux » Version: 3.0

cpe:2.3:o:debian:debian_linux:3.0
Debian » Debian Linux » Version: 3.0.18

cpe:2.3:o:debian:debian_linux:3.0.18
Debian » Debian Linux » Version: 3.0.23

cpe:2.3:o:debian:debian_linux:3.0.23
Debian » Debian Linux » Version: 3.1

cpe:2.3:o:debian:debian_linux:3.1
Debian » Debian Linux » Version: 3.2.4

cpe:2.3:o:debian:debian_linux:3.2.4
Debian » Debian Linux » Version: 4.0

cpe:2.3:o:debian:debian_linux:4.0
Debian » Debian Linux » Version: 5.0

cpe:2.3:o:debian:debian_linux:5.0
Debian » Debian Linux » Version: 5.0.9

cpe:2.3:o:debian:debian_linux:5.0.9
Debian » Debian Linux » Version: 6.0

cpe:2.3:o:debian:debian_linux:6.0
Debian » Debian Linux » Version: 6.0.14

cpe:2.3:o:debian:debian_linux:6.0.14
Debian » Debian Linux » Version: 6.2

cpe:2.3:o:debian:debian_linux:6.2
Debian » Debian Linux » Version: 7.0

cpe:2.3:o:debian:debian_linux:7.0
Debian » Debian Linux » Version: 7.1

cpe:2.3:o:debian:debian_linux:7.1
Debian » Debian Linux » Version: 8.0

cpe:2.3:o:debian:debian_linux:8.0
Debian » Debian Linux » Version: 9.0

cpe:2.3:o:debian:debian_linux:9.0
Debian » Debian Linux » Version: 9.2

cpe:2.3:o:debian:debian_linux:9.2

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2017-9525

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