CVE-2017-9525

CVSS V2 Medium 6.9 CVSS V3 Medium 6.7
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.
Overview
  • CVE ID
  • CVE-2017-9525
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2017-06-09T16:29:02
  • Last Modified Date
  • 2021-12-16T18:44:58
Weakness Enumerations
CWE URL
CWE-59 http://cwe.mitre.org/data/definitions/59.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:cron_project:cron:*:*:*:*:*:*:*:* 1 OR 3.0pl1-128.
cpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:* 0 OR
cpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:M/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 6.9
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.4
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • HIGH
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 6.7
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 0.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
http://www.openwall.com/lists/oss-security/2017/06/08/3 Mailing List Third Party Advisory
http://bugs.debian.org/864466 Issue Tracking Third Party Advisory Vendor 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
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-9525
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9525
History
Created Old Value New Value Data Type Notes
2022-05-10 06:40:54 Added to TrackCVE
2022-12-02 17:39:02 2017-06-09T16:29Z 2017-06-09T16:29:02 CVE Published Date updated
2022-12-02 17:39:02 2021-12-16T18:44:58 CVE Modified Date updated
2022-12-02 17:39:02 Analyzed Vulnerability Status updated