CVE-2020-14004 json
An issue was discovered in Icinga2 before v2.12.0-rc1.
published 2020-06-12 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-6171
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 54%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- icinga2 Debian 14, Debian 13, Debian 12 2.11.5-1
debian advisories DEBIAN-CVE-2020-14004
- icinga2 SLE Module for HPC 12 2.8.2-3.6.1
suse advisories SUSE-SU-2022:3725-1
- icinga2 openSUSE Tumbleweed 2.13.1-1.3
- icinga2 Package Hub 15 SP2, Package Hub 15 SP1, openSUSE Leap 15.2 +1 more 2.12.1-bp152.4.3.1
opensuse advisories openSUSE-SU-2024:10856-1openSUSE-SU-2020:1820-1
Exploit prediction
0.74% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- openwall.com http://www.openwall.com/lists/oss-security/2020/06/12/1 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-59 Improper Link Resolution Before File Access
References
-
github.com
/Icinga/icinga2/pull/8045/commits/2f0f2e8c355b75fa4407d23f85feea037d2bc4b6
patch, third-party-advisory
-
openwall.com
/lists/oss-security/2020/06/12/1
exploit, mailing-list, third-party-advisory
-
lists.opensuse.org
/opensuse-security-announce/2020-11/msg00014.html
vendor-advisory, broken-link, mailing-list, third-party-advisory
-
bugzilla.suse.com
/show_bug.cgi?id=CVE-2020-14004
broken-link, issue-tracking
-
github.com
/Icinga/icinga2/releases
release-notes, third-party-advisory
-
github.com
/Icinga/icinga2/compare/v2.12.0-rc1...master
third-party-advisory
Sources
- CVE List CVE-2020-14004
- NVD CVE-2020-14004
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.