Check_MK before 1.2.8p26 mishandles certain errors within the failed-login save feature because of a race condition, which allows remote attackers to obtain sensitive user information by reading a GUI crash report.

The remote Ubuntu 16.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5527-2 advisory.

    USN-5527-1 fixed vulnerabilities in Checkmk. This update provides the

    corresponding update for Ubuntu 16.04 ESM.



Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Ubuntu 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5527-1 advisory.

    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)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Security fix for CVE-2017-1495

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Severity
183699	Ubuntu 16.04 ESM : Checkmk vulnerabilities (USN-5527-2)	Nessus	Ubuntu Local Security Checks	medium
163287	Ubuntu 18.04 LTS : Checkmk vulnerabilities (USN-5527-1)	Nessus	Ubuntu Local Security Checks	medium
105908	Fedora 27 : check-mk (2017-79b7fd1b4d)	Nessus	Fedora Local Security Checks	medium
104112	Fedora 26 : check-mk (2017-9f36da1aac)	Nessus	Fedora Local Security Checks	medium
104111	Fedora 25 : check-mk (2017-6bbb922009)	Nessus	Fedora Local Security Checks	medium

Detections

Analytics

CVE-2017-14955

medium

Tenable Plugins

medium

medium

medium

medium

medium