CVE-2011-2684

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    CVE-2011-2684

    Published: 23 Oct 2017Last Modified: 10 Apr 2026

    Summary:

    Details: foo2zjs before 20110722dfsg-3ubuntu1 as packaged in Ubuntu, 20110722dfsg-1 as packaged in Debian unstable, and 20090908dfsg-5.1+squeeze0 as packaged in Debian squeeze create temporary files insecurely, which allows local users to write over arbitrary files via a symlink attack on /tmp/foo2zjs.

    References: http://www.openwall.com/lists/oss-security/2011/07/06/10, http://www.openwall.com/lists/oss-security/2014/02/08/5, https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=633870, https://bugs.launchpad.net/ubuntu/+source/foo2zjs/+bug/805370, https://security-tracker.debian.org/tracker/CVE-2011-2684/, http://www.openwall.com/lists/oss-security/2011/07/06/10, http://www.openwall.com/lists/oss-security/2014/02/08/5

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2011-2684 | CVE-DB