Is CVE-2017-16933 in the CISA KEV catalog?

No. CVE-2017-16933 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-16933?

CVE-2017-16933 has a CVSS v3 base score of 7.0 (HIGH).

What is the EPSS score for CVE-2017-16933?

CVE-2017-16933 has an EPSS score of 0.30% (22th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-16933?

Upgrade icinga2 on debian 11 to 2.8.4-1 or later.

CVE & CISA-KEV Catalog

CVE-2017-16933

HIGH

7.0

CVSS v3

NVD

Description

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.

CWE-732Incorrect Permission Assignment for Critical Resource

How to fix

Remediation Available

icinga2Debian

Fixed in:2.8.4-1CVE-2017-16933

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.30%probability of exploitation in 30 days

22ndpercentile

Low risk: more likely to be exploited than 22% of all known CVEs.

References

Exploit1

github.com

Related Vulnerabilities

Other CWE-732 (Incorrect Permission Assignment for Critical Resource) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2011-3923	Critical	9.8	89%	-	Fix
CVE-2018-15379	Critical	9.8	86%	-	-
CVE-2018-1000207	High	7.2	64%	-	-
CVE-2023-32986	High	8.8	63%	-	-
CVE-2021-44521	Critical	9.1	55%	-	Fix
CVE-2018-13374	Medium	4.3	38%	KEV + Ransom	Fix

Embed a live status badge for CVE-2017-16933

Markdown

[![CVE-2017-16933](https://tridentstack.com/cve/badge/CVE-2017-16933.svg)](https://tridentstack.com/cve/CVE-2017-16933)

HTML

<a href="https://tridentstack.com/cve/CVE-2017-16933"><img src="https://tridentstack.com/cve/badge/CVE-2017-16933.svg" alt="CVE-2017-16933"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.