CVE-2017-9525

See a problem?
Please try reporting it to the source first.
Source
https://nvd.nist.gov/vuln/detail/CVE-2017-9525
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-9525.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2017-9525
Related
Published
2017-06-09T16:29:02Z
Modified
2025-04-20T04:06:09.824226Z
Severity
  • 6.7 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
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

Affected packages

Debian:11 / cron

Package

Name
cron
Purl
pkg:deb/debian/cron?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.0pl1-129

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / cron

Package

Name
cron
Purl
pkg:deb/debian/cron?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.0pl1-129

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / cron

Package

Name
cron
Purl
pkg:deb/debian/cron?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.0pl1-129

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:11 / systemd-cron

Package

Name
systemd-cron
Purl
pkg:deb/debian/systemd-cron?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.5.16-1
1.5.17-1
1.5.17-2
1.5.17-3
1.15.18-1
1.15.18-1.1
1.15.18-1.2
1.15.19-1
1.15.19-2
1.15.19-3
1.15.19-4
1.15.19-5
1.15.20-1
1.15.21-1
1.15.22-1
1.16-1
1.16.1-1
1.16.2-1
1.16.3-1
1.16.4-1
1.16.5-1
1.16.7-1
1.90-1
1.91-1

2.*

2.0-1
2.0.1-1
2.0.1-2
2.0.2-1
2.1.0-1
2.1.1-1
2.1.2-1
2.1.3-1
2.2.0-1
2.3.0-1~bpo12+1
2.3.0-1
2.3.0-2
2.3.1-1
2.3.2-1
2.3.4-1
2.4.0-1
2.4.1-1
2.5.0-1
2.5.1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / systemd-cron

Package

Name
systemd-cron
Purl
pkg:deb/debian/systemd-cron?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.5.17-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / systemd-cron

Package

Name
systemd-cron
Purl
pkg:deb/debian/systemd-cron?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.5.17-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}