[USN-5527-1] Checkmk vulnerabilities

========================================================================== Ubuntu Security Notice USN-5527-1 July 20, 2022
check-mk vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 18.04 LTS
Several security issues were fixed in Checkmk.
Software Description: – check-mk: general purpose monitoring plugin for retrieving data
It was discovered that Checkmk incorrectly handled authentication. An attacker could possibly use this issue to cause a race condition leading to information disclosure. (CVE-2017-14955)
It was discovered that Checkmk incorrectly handled certain inputs. An attacker could use these cross-site scripting issues to inject arbitrary html or javascript code to obtain sensitive information including user information, session cookies and valid credentials. (CVE-2017-9781, CVE-2021-36563, CVE-2021-40906, CVE-2022-24565)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 18.04 LTS: check-mk-livestatus 1.2.8p16-1ubuntu0.2 check-mk-multisite 1.2.8p16-1ubuntu0.2 check-mk-server 1.2.8p16-1ubuntu0.2
In general, a standard system update will make all the necessary changes.
References: ubuntu.com/security/notices/USN-5527-1 CVE-2017-14955, CVE-2017-9781, CVE-2021-36563, CVE-2021-40906, CVE-2022-24565
Package Information: launchpad.net/ubuntu/+source/check-mk/1.2.8p16-1ubuntu0.2