CVE-2013-4577

Name	CVE-2013-4577
Description	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.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severity	low
Debian Bugs	632598

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
grub2 (PTS)	jessie (security), jessie	2.02~beta2-22+deb8u1	fixed
	stretch	2.02~beta3-5+deb9u2	fixed
	buster	2.02+dfsg1-20	fixed
	bullseye, sid	2.04-7	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
grub2	source	(unstable)	2.00-20	unimportant		632598

Additional hardening for rare setups, not a vulnerability