CVE-2017-16933 · cross-distro fix matrix

CVE-2017-16933: 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.

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2017-16933 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

icinga2→ fixed in2.8.4-1urgency: low

sudo apt-get install --only-upgrade -y icinga2

Debian bookworm

Source: Debian Security Tracker

icinga2→ fixed in2.8.4-1urgency: low

sudo apt-get install --only-upgrade -y icinga2

Debian trixie

Source: Debian Security Tracker

icinga2→ fixed in2.8.4-1urgency: low

sudo apt-get install --only-upgrade -y icinga2

Are YOU affected by CVE-2017-16933?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash

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