Vulnerability Description
An issue was discovered in Icinga2 before v2.12.0-rc1. The prepare-dirs script (run as part of the icinga2 systemd service) executes chmod 2750 /run/icinga2/cmd. /run/icinga2 is under control of an unprivileged user by default. If /run/icinga2/cmd is a symlink, then it will by followed and arbitrary files can be changed to mode 2750 by the unprivileged icinga2 user.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Icinga | Icinga | >= 2.0.0, <= 2.11.3 |
| Opensuse | Backports Sle | 15.0 |
| Opensuse | Leap | 15.1 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00014.htmlBroken LinkMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2020/06/12/1ExploitMailing ListThird Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2020-14004Broken LinkIssue Tracking
- https://github.com/Icinga/icinga2/compare/v2.12.0-rc1...masterThird Party Advisory
- https://github.com/Icinga/icinga2/pull/8045/commits/2f0f2e8c355b75fa4407d23f85fePatchThird Party Advisory
- https://github.com/Icinga/icinga2/releasesRelease NotesThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00014.htmlBroken LinkMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2020/06/12/1ExploitMailing ListThird Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2020-14004Broken LinkIssue Tracking
- https://github.com/Icinga/icinga2/compare/v2.12.0-rc1...masterThird Party Advisory
- https://github.com/Icinga/icinga2/pull/8045/commits/2f0f2e8c355b75fa4407d23f85fePatchThird Party Advisory
- https://github.com/Icinga/icinga2/releasesRelease NotesThird Party Advisory
FAQ
What is CVE-2020-14004?
CVE-2020-14004 is a vulnerability with a CVSS score of 7.8 (HIGH). An issue was discovered in Icinga2 before v2.12.0-rc1. The prepare-dirs script (run as part of the icinga2 systemd service) executes chmod 2750 /run/icinga2/cmd. /run/icinga2 is under control of an un...
How severe is CVE-2020-14004?
CVE-2020-14004 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-14004?
Check the references section above for vendor advisories and patch information. Affected products include: Icinga Icinga, Opensuse Backports Sle, Opensuse Leap.