medium
4.3
CWE
200
Advisory Published
Updated

CVE-2009-0842: Infoleak

First published: Tue Mar 31 2009(Updated: )

mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to read arbitrary invalid .map files via a full pathname in the map parameter, which triggers the display of partial file contents within an error message, as demonstrated by a /tmp/sekrut.map symlink.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
MapServer=4.0
MapServer=4.0-beta1
MapServer=4.0-beta2
MapServer=4.2.0-beta1
MapServer=4.4.0-beta1
MapServer=4.4.0-beta2
MapServer=4.6.0-beta1
MapServer=4.6.0-beta2
MapServer=4.6.0-beta3
MapServer=4.8.0-beta2
MapServer=4.8.0-beta1
MapServer=4.8.0-beta3
MapServer=4.8.0-rc2
MapServer=4.8.0-rc1
MapServer=4.10.0
MapServer=4.10.0-beta1
MapServer=4.10.0-rc1
MapServer=4.10.0-beta3
MapServer=4.10.0-beta2
MapServer=4.10.2
MapServer=4.10.1
MapServer=4.10.3
MapServer=5.0.0-beta5
MapServer=5.0.0-beta6
MapServer=5.0.0-beta3
MapServer=5.0.0-beta4
MapServer=5.0.0-beta1
MapServer=5.0.0-beta2
MapServer=5.0.0-rc1
MapServer=5.2.0
MapServer=5.2.0-beta2
MapServer=5.2.0-beta1
MapServer=5.2.0-beta3
MapServer=5.2.0-beta4
MapServer=5.2.0-rc1
MapServer=5.2.1
MapServer=4.6.0
MapServer=4.6.0-rc1
MapServer=5.0.0-rc2
MapServer=5.0.0
MapServer=4.4.0
MapServer=4.4.0-beta3

Remedy

http://lists.osgeo.org/pipermail/mapserver-users/2009-March/060600.html

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2009-0842?

    CVE-2009-0842 has been classified with a medium severity rating due to its potential for information disclosure.

  • How do I fix CVE-2009-0842?

    To fix CVE-2009-0842, upgrade your MapServer installation to version 4.10.4 or later, or 5.2.2 or later.

  • What versions of MapServer are affected by CVE-2009-0842?

    CVE-2009-0842 affects MapServer versions 4.x before 4.10.4 and 5.x before 5.2.2.

  • Can CVE-2009-0842 lead to data breaches?

    Yes, CVE-2009-0842 can allow remote attackers to read arbitrary file contents, potentially leading to data breaches.

  • Is there a workaround for CVE-2009-0842 if I can't upgrade?

    A workaround for CVE-2009-0842 is to restrict user access to the application and monitor logs for any unauthorized attempts.

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