UBUNTU-CVE-2015-3202

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    UBUNTU-CVE-2015-3202

    Published: 21 May 2015Last Modified: 22 Apr 2026
    Upstream:
    CVE-2015-3202

    Summary:

    Details: fusermount in FUSE before 2.9.3-15 does not properly clear the environment before invoking (1) mount or (2) umount as root, which allows local users to write to arbitrary files via a crafted LIBMOUNT_MTAB environment variable that is used by mount's debugging feature.

    References: https://ubuntu.com/security/CVE-2015-3202, https://ubuntu.com/security/notices/USN-2617-1, https://ubuntu.com/security/notices/USN-2617-2, https://ubuntu.com/security/notices/USN-2617-3, https://www.cve.org/CVERecord?id=CVE-2015-3202

    Affected packages

    Package

    Name: fuse

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.9.2-4ubuntu4.14.04.1

    Affected versions

    2.9.2-4ubuntu3
    2.9.2-4ubuntu4

    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
    UBUNTU-CVE-2015-3202 | CVE-DB