CVE-2013-4577 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Gnu	Grub

Configuration 1 [-]

cpe:2.3:a:gnu:grub:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
http://seclists.org/oss-sec/2013/q4/291
http://seclists.org/oss-sec/2013/q4/292
http://www.openwall.com/lists/oss-security/2024/01/15/3
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=632598

History

No history.

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2014-05-12T14:00:00.000Z

Updated: 2025-02-13T16:27:10.807Z

Reserved: 2013-06-12T00:00:00.000Z

Link: CVE-2013-4577

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2014-05-12T14:55:05.023

Modified: 2025-04-12T10:46:40.837

Link: CVE-2013-4577

Redhat

No data.

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gnu:grub:-:*:*:*:*:*:*:*", "matchCriteriaId": "CBA86F8C-A64F-4C08-B38F-05E5F743F0A0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Cierto parche de Debian para GNU GRUB utiliza permisos de lectura universal para grub.cfg, lo que permite a usuarios locales obtener hashes de contrase\u00f1as, tal y como fue demostrado mediante la lectura del directivo password_pbkdf2 en el archivo."}], "id": "CVE-2013-4577", "lastModified": "2025-04-12T10:46:40.837", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-05-12T14:55:05.023", "references": [{"source": "secalert@redhat.com", "tags": ["Patch"], "url": "http://seclists.org/oss-sec/2013/q4/291"}, {"source": "secalert@redhat.com", "tags": ["Patch"], "url": "http://seclists.org/oss-sec/2013/q4/292"}, {"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2024/01/15/3"}, {"source": "secalert@redhat.com", "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=632598"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://seclists.org/oss-sec/2013/q4/291"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://seclists.org/oss-sec/2013/q4/292"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2024/01/15/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=632598"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-264"}], "source": "nvd@nist.gov", "type": "Primary"}]}