CVE-2013-4577

Publication date 12 May 2014

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

A certain Debian patch for GNU GRUB uses world-readable permissions for grub.cfg, which allows local users to obtain password hashes, as demonstrated by reading the password_pbkdf2 directive in the file.

Status

Package Ubuntu Release Status
grub2 21.04 hirsute
Fixed 2.00-20
20.10 groovy
Fixed 2.00-20
20.04 LTS focal
Fixed 2.00-20
19.10 eoan
Fixed 2.00-20
19.04 disco
Fixed 2.00-20
18.10 cosmic
Fixed 2.00-20
18.04 LTS bionic
Fixed 2.00-20
17.10 artful
Fixed 2.00-20
17.04 zesty
Fixed 2.00-20
16.10 yakkety
Fixed 2.00-20
16.04 LTS xenial
Fixed 2.00-20
15.10 wily
Fixed 2.00-20
15.04 vivid
Fixed 2.00-20
14.10 utopic
Fixed 2.00-20
14.04 LTS trusty
Fixed 2.00-20
13.10 saucy Ignored end of life
13.04 raring Ignored end of life
12.10 quantal Ignored end of life
12.04 LTS precise Ignored end of life
10.04 LTS lucid Ignored end of life

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
grub2