UBUNTU-CVE-2013-4577

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Source
https://ubuntu.com/security/CVE-2013-4577
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-4577.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2013-4577
Upstream
Published
2014-05-12T14:55:00Z
Modified
2025-09-08T16:43:04Z
Severity
  • Ubuntu - low
Summary
[none]
Details

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.

References

Affected packages

Ubuntu:14.04:LTS / grub2

Package

Name
grub2
Purl
pkg:deb/ubuntu/grub2@2.00-20?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.00-20

Affected versions

2.*
2.00-19ubuntu2
2.00-19ubuntu3
2.00-19ubuntu4

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-common"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-coreboot"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-coreboot-bin"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-efi"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-efi-amd64"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-efi-amd64-bin"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-efi-ia32"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-efi-ia32-bin"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-emu"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-firmware-qemu"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-ieee1275"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-ieee1275-bin"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-linuxbios"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-pc"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-pc-bin"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-rescue-pc"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub-theme-starfield"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub2"
        },
        {
            "binary_version": "2.00-20",
            "binary_name": "grub2-common"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-4577.json"