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CVE-2011-3151

Published: 22 April 2019

The Ubuntu SELinux initscript before version 1:0.10 used touch to create a lockfile in a world-writable directory. If the OS kernel does not have symlink protections then an attacker can cause a zero byte file to be allocated on any writable filesystem.

Priority

Medium

Cvss 3 Severity Score

5.9

Score breakdown

Status

Package Release Status
selinux
Launchpad, Ubuntu, Debian
lucid
Released (1:0.10~10.04.1)
precise
Released (1:0.10)
quantal Not vulnerable
(1:0.11)
raring Not vulnerable
(1:0.11)
upstream
Released (1:0.10)

Severity score breakdown

Parameter Value
Base score 5.9
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N