CVE-2015-5252

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    CVE-2015-5252

    Published: 29 Dec 2015Last Modified: 16 Apr 2026

    Summary:

    Details: vfs.c in smbd in Samba 3.x and 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3, when share names with certain substring relationships exist, allows remote attackers to bypass intended file-access restrictions via a symlink that points outside of a share.

    References: http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.html, http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.html, http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html, http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html, http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html, http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html, http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00002.html, http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00017.html, http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html, http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00046.html, http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html, http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html, http://www.debian.org/security/2016/dsa-3433, http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html, http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html, http://www.securityfocus.com/bid/79733, http://www.securitytracker.com/id/1034493, http://www.ubuntu.com/usn/USN-2855-1, http://www.ubuntu.com/usn/USN-2855-2, https://bugzilla.redhat.com/show_bug.cgi?id=1290288, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993, https://security.gentoo.org/glsa/201612-47, https://www.samba.org/samba/security/CVE-2015-5252.html, http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html, http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html, http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html, http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html, http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00002.html, http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00017.html, http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html, http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00046.html, http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html, http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html, https://www.samba.org/samba/security/CVE-2015-5252.html, https://bugzilla.redhat.com/show_bug.cgi?id=1290288, https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=4278ef25f64d5fdbf432ff1534e275416ec9561e

    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-2015-5252 | CVE-DB