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CVE-2015-5252 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2015-5252

CVE-2015-5252

HIGH7.2

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

Published Dec 29, 2015

Modified 2 years ago

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://git.samba.org/?p=samba.git%3Ba=commit%3Bh=4278ef25f64d5fdbf432ff1534e275416ec9561e

https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993

https://security.gentoo.org/glsa/201612-47

https://www.cve.org/CVERecord?id=CVE-2015-5252

https://www.samba.org/samba/security/CVE-2015-5252.html

CVSS Analysis

CVSS v3.1

7.2

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

ChangedS:C

Impact

Confidentiality

LowC:L

Integrity

LowI:L

Availability

NoneA:N

7.2/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Ecosystems

Timeline

PublishedDec 29, 2015

ModifiedAug 6, 2024