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 (attack range: local)
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+deb9u1	fixed
	buster	2.02+dfsg1-19	fixed
	sid	2.02+dfsg1-20	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