7.8
CWE
732
Advisory Published
Updated

CVE-2018-5349

First published: Thu Mar 22 2018(Updated: )

A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in Heimdal FREE and Heimdal CORP. Faulty permissions on the directory "C:\ProgramData\Heimdal Security\Heimdal Agent" allow BUILTIN\Users to write new files to the directory. On startup, the process Heimdal.MonitorServices.exe running as SYSTEM will attempt to load version.dll from this directory. Placing a malicious version.dll in this directory will result in privilege escalation. NOTE: any affected Heimdal products are completely unrelated to the Heimdal vendor of a Kerberos 5 product on the h5l.org web site.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
heimdal=2.2.190

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Frequently Asked Questions

  • What is the severity of CVE-2018-5349?

    The severity of CVE-2018-5349 is considered to be medium due to improper permissions that could allow unauthorized file modifications.

  • How do I fix CVE-2018-5349?

    To fix CVE-2018-5349, review and adjust the permissions on the directory 'C:\ProgramData\Heimdal Security\Heimdal Agent' to prevent unauthorized access.

  • What types of software are affected by CVE-2018-5349?

    CVE-2018-5349 affects Heimdal PRO version 2.2.190 and is likely also present in Heimdal FREE and Heimdal CORP.

  • What impact does CVE-2018-5349 have on systems?

    CVE-2018-5349 could allow malicious users to write files in a sensitive directory, potentially leading to further exploits.

  • How can I identify if my system is vulnerable to CVE-2018-5349?

    To identify if your system is vulnerable to CVE-2018-5349, check the installed version of Heimdal and the permissions set on the 'C:\ProgramData\Heimdal Security\Heimdal Agent' directory.

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