low
1.2
CWE
362
Advisory Published
Updated

CVE-2012-6095: Race Condition

First published: Thu Jan 24 2013(Updated: )

ProFTPD before 1.3.5rc1, when using the UserOwner directive, allows local users to modify the ownership of arbitrary files via a race condition and a symlink attack on the (1) MKD or (2) XMKD commands.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
ProFTPD<=1.3.4
ProFTPD=1.2.0
ProFTPD=1.2.0-pre10
ProFTPD=1.2.0-pre9
ProFTPD=1.2.0-rc1
ProFTPD=1.2.0-rc2
ProFTPD=1.2.0-rc3
ProFTPD=1.2.1
ProFTPD=1.2.2
ProFTPD=1.2.2-rc1
ProFTPD=1.2.2-rc2
ProFTPD=1.2.2-rc3
ProFTPD=1.2.3
ProFTPD=1.2.4
ProFTPD=1.2.5
ProFTPD=1.2.5-rc1
ProFTPD=1.2.5-rc2
ProFTPD=1.2.5-rc3
ProFTPD=1.2.6
ProFTPD=1.2.6-rc1
ProFTPD=1.2.6-rc2
ProFTPD=1.2.7
ProFTPD=1.2.7-rc1
ProFTPD=1.2.7-rc2
ProFTPD=1.2.7-rc3
ProFTPD=1.2.8
ProFTPD=1.2.8-rc1
ProFTPD=1.2.8-rc2
ProFTPD=1.2.9
ProFTPD=1.2.9-rc1
ProFTPD=1.2.9-rc2
ProFTPD=1.2.9-rc3
ProFTPD=1.2.10
ProFTPD=1.2.10-rc1
ProFTPD=1.2.10-rc2
ProFTPD=1.2.10-rc3
ProFTPD=1.3.0
ProFTPD=1.3.0-a
ProFTPD=1.3.0-rc1
ProFTPD=1.3.0-rc2
ProFTPD=1.3.0-rc3
ProFTPD=1.3.0-rc4
ProFTPD=1.3.0-rc5
ProFTPD=1.3.1
ProFTPD=1.3.1-rc1
ProFTPD=1.3.1-rc2
ProFTPD=1.3.1-rc3
ProFTPD=1.3.2
ProFTPD=1.3.2-a
ProFTPD=1.3.2-b
ProFTPD=1.3.2-c
ProFTPD=1.3.2-d
ProFTPD=1.3.2-e
ProFTPD=1.3.2-rc1
ProFTPD=1.3.2-rc2
ProFTPD=1.3.2-rc3
ProFTPD=1.3.2-rc4
ProFTPD=1.3.3
ProFTPD=1.3.3-a
ProFTPD=1.3.3-b
ProFTPD=1.3.3-c
ProFTPD=1.3.3-rc1
ProFTPD=1.3.3-rc2
ProFTPD=1.3.3-rc3
ProFTPD=1.3.3-rc4
ProFTPD=1.3.4-rc1
ProFTPD=1.3.4-rc2
ProFTPD=1.3.4-rc3

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2012-6095?

    CVE-2012-6095 is classified as a moderate severity vulnerability that allows local users to exploit a race condition.

  • How do I fix CVE-2012-6095?

    To fix CVE-2012-6095, upgrade ProFTPD to version 1.3.5rc1 or later.

  • Who is affected by CVE-2012-6095?

    CVE-2012-6095 affects all versions of ProFTPD prior to 1.3.5rc1, especially those utilizing the UserOwner directive.

  • What type of attack does CVE-2012-6095 facilitate?

    CVE-2012-6095 facilitates attacks via symlinks to manipulate file ownership by local users.

  • Can CVE-2012-6095 allow unauthorized access to root files?

    Yes, CVE-2012-6095 may allow local users to gain unauthorized access to files by modifying their ownership.

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