CVE-2013-4577

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Summary

CVECVE-2013-4577
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-05-12 14:55:05 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v2.0 2.1 from [email protected]

AV:L/AC:L/Au:N/C:P/I:N/A:N

Problem Types: CWE-264 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:L/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Gnu Grub - All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
oss-sec: CVE Request: grub-mkconfig af854a3a-2127-422b-91ae-364da2661108 seclists.org Patch
oss-sec: Re: CVE Request: grub-mkconfig af854a3a-2127-422b-91ae-364da2661108 seclists.org Patch
#632598 - grub-mkconfig: CVE-2013-4577: should set safer permissions even when hashed passwords are found - Debian Bug report logs af854a3a-2127-422b-91ae-364da2661108 bugs.debian.org
oss-security - CVE-2023-4001: a password bypass vulnerability in the downstream GRUB boot manager af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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