Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2015-7560

Published: 8 March 2016

The SMB1 implementation in smbd in Samba 3.x and 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4 allows remote authenticated users to modify arbitrary ACLs by using a UNIX SMB1 call to create a symlink, and then using a non-UNIX SMB1 call to write to the ACL content.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
samba
Launchpad, Ubuntu, Debian
precise
Released (2:3.6.3-2ubuntu2.17)
trusty
Released (2:4.1.6+dfsg-1ubuntu2.14.04.13)
upstream Needs triage

wily
Released (2:4.1.17+dfsg-4ubuntu3.3)
xenial
Released (2:4.3.6+dfsg-1ubuntu1)
yakkety
Released (2:4.3.6+dfsg-1ubuntu1)
zesty
Released (2:4.3.6+dfsg-1ubuntu1)
samba4
Launchpad, Ubuntu, Debian
precise Ignored
(end of life)
trusty Does not exist

upstream Needs triage

xenial Does not exist

yakkety Does not exist

zesty Does not exist

wily Does not exist

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N