CVE-2017-16933 json
etc/initsystem/prepare-dirs in Icinga 2.x through 2.8.1 has a chown call for a filename in a user-writable directory, which allows local us…
published 2017-11-24 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-8102
- cvss
- 7.0
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 23%
- public exploits
- 0
- none known
Summary
etc/initsystem/prepare-dirs in Icinga 2.x through 2.8.1 has a chown call for a filename in a user-writable directory, which allows local users to gain privileges by leveraging access to the $ICINGA2_USER account for creation of a link.
Patch / fix
- icinga2 Debian 14, Debian 13, Debian 12 2.8.4-1
debian advisories DEBIAN-CVE-2017-16933
- icinga2 openSUSE Tumbleweed 2.13.1-1.3
opensuse advisories openSUSE-SU-2024:10856-1
Exploit prediction
0.30% chance of exploitation in the next 30 days, higher than 23% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/Icinga/icinga2/issues/5793 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.0 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.9 | AV:L/AC:M/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-732 Incorrect Permission Assignment for Critical Resource
References
-
github.com
/Icinga/icinga2/issues/5793
exploit, issue-tracking, third-party-advisory
Sources
- CVE List CVE-2017-16933
- NVD CVE-2017-16933
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.