| 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, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 632598 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| grub2 (PTS) | buster | 2.06-3~deb10u1 | fixed |
| buster (security) | 2.06-3~deb10u4 | fixed |
| bullseye (security), bullseye | 2.06-3~deb11u6 | fixed |
| bookworm, bookworm (security) | 2.06-13+deb12u1 | fixed |
| trixie | 2.12-2~deb13u1 | fixed |
| sid | 2.12-2 | 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 |
Notes
Additional hardening for rare setups, not a vulnerability