UBUNTU-CVE-2018-8741

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    UBUNTU-CVE-2018-8741

    Published: 17 Mar 2018Last Modified: 16 Jul 2025
    Upstream:
    CVE-2018-8741

    Summary:

    Details: A directory traversal flaw in SquirrelMail 1.4.22 allows an authenticated attacker to exfiltrate (or potentially delete) files from the hosting server, related to ../ in the att_local_name field in Deliver.class.php.

    References: https://ubuntu.com/security/CVE-2018-8741, http://www.openwall.com/lists/oss-security/2018/03/17/2, https://gist.github.com/hannob/3c4f86863c418930ad08853c1109364e, https://insinuator.net/2018/03/squirrelmail-full-disclosure-troopers18/, https://paste.pound-python.org/show/OjSLiFTxiBrTk63jqEUu/, https://www.cve.org/CVERecord?id=CVE-2018-8741

    Affected packages

    Package

    Name: squirrelmail

    Purl: pkg:deb/ubuntu/squirrelmail@2:1.4.23~svn20120406-2+deb8u3ubuntu0.16.04.1?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:1.4.23~svn20120406-2+deb8u3ubuntu0.16.04.1

    Affected versions

    2:1.4.23~svn20120406-2
    2:1.4.23~svn20120406-2ubuntu1
    2:1.4.23~svn20120406-2ubuntu1.16.04.1
    2:1.4.23~svn20120406-2+deb8u1ubuntu0.16.04.1
    2:1.4.23~svn20120406-2+deb8u2build0.16.04.1
    2:1.4.23~svn20120406-2+deb8u2ubuntu0.16.04.2
    2:1.4.23~svn20120406-2+deb8u2ubuntu0.16.04.3

    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