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Message-ID: <34ddbebf-ee5e-a8de-918b-bc9878352e84@orlitzky.com>
Date: Fri, 12 Jun 2020 08:16:23 -0400
From: Michael Orlitzky <michael@...itzky.com>
To: oss-security@...ts.openwall.com
Subject: Re: icinga2: CVE-2020-14004: prepare-dirs script
allows for symlink attack in the icinga user context
On 2020-06-12 05:54, Matthias Gerstner wrote:
> Hello list,
>
> during the review of directories with special permissions in openSUSE
> distributions I noticed an icinga user privilege escalation issue in the
> icinga2 monitoring software [1].
face -> palm
https://github.com/Icinga/icinga2/issues/5793
> But it could still turn out to be subject to
> race conditions on older or alternative `chown` implementations. It
> would also be problematic if the Linux kernel hardlink protection is
> turned off for some reason.
Hardlink protection is off by default in the vanilla kernel.
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