CWE
611
Advisory Published
Updated

CVE-2018-13415: XEE

First published: Mon Aug 13 2018(Updated: )

In Plex Media Server 1.13.2.5154, the XML parsing engine for SSDP/UPnP functionality is vulnerable to an XML External Entity Processing (XXE) attack. Remote, unauthenticated attackers can use this vulnerability to: (1) Access arbitrary files from the filesystem with the same permission as the user account running Plex, (2) Initiate SMB connections to capture a NetNTLM challenge/response and crack to cleartext password, or (3) Initiate SMB connections to relay a NetNTLM challenge/response and achieve Remote Command Execution in Windows domains.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Plex Media Server=1.13.2.5154

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Frequently Asked Questions

  • What is CVE-2018-13415?

    CVE-2018-13415 is a vulnerability in Plex Media Server 1.13.2.5154 that allows remote, unauthenticated attackers to perform an XML External Entity Processing (XXE) attack.

  • How severe is CVE-2018-13415?

    CVE-2018-13415 has a severity rating of 9.8 which is considered critical.

  • How does CVE-2018-13415 work?

    CVE-2018-13415 exploits a vulnerability in the XML parsing engine used for SSDP/UPnP functionality in Plex Media Server, allowing attackers to access arbitrary files from the filesystem with the same permissions as the user running the server.

  • Is the CVE-2018-13415 vulnerability patched?

    Yes, CVE-2018-13415 has been patched in Plex Media Server. It is recommended to update to the latest version to mitigate the vulnerability.

  • How can I mitigate the CVE-2018-13415 vulnerability?

    To mitigate the CVE-2018-13415 vulnerability, update Plex Media Server to the latest version.

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