CWE
200
Advisory Published
Updated

CVE-2009-1803: Infoleak

First published: Thu May 28 2009(Updated: )

FreePBX 2.5.1, and other 2.4.x, 2.5.x, and pre-release 2.6.x versions, generates different error messages for a failed login attempt depending on whether the user account exists, which allows remote attackers to enumerate valid usernames.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
FreePBX=2.4
FreePBX=2.4.0_beta1
FreePBX=2.4.0_beta2
FreePBX=2.4.1
FreePBX=2.5
FreePBX=2.5.0_beta1
FreePBX=2.5.0rc2
FreePBX=2.5.0rc3
FreePBX=2.5.1
FreePBX=2.5.2
FreePBX=2.4.0
FreePBX=2.5.0

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Frequently Asked Questions

  • What is the severity of CVE-2009-1803?

    CVE-2009-1803 is rated as a medium severity vulnerability due to its ability to allow username enumeration.

  • How do I fix CVE-2009-1803?

    To fix CVE-2009-1803, update your FreePBX installation to a version that addresses this vulnerability.

  • What versions of FreePBX are affected by CVE-2009-1803?

    CVE-2009-1803 affects FreePBX versions 2.4.x, 2.5.x, and pre-release 2.6.x, including version 2.5.1.

  • What type of attack does CVE-2009-1803 enable?

    CVE-2009-1803 enables remote attackers to enumerate valid usernames through differing error messages.

  • Is there a workaround for CVE-2009-1803?

    A potential workaround for CVE-2009-1803 is to modify the error response mechanics, but updating to a patched version is recommended.

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