fkie_cve-2021-20269
Vulnerability from fkie_nvd
Published
2022-03-10 17:41
Modified
2024-11-21 05:46
Severity ?
Summary
A flaw was found in the permissions of a log file created by kexec-tools. This flaw allows a local unprivileged user to read this file and leak kernel internal information from a previous panic. The highest threat from this vulnerability is to confidentiality. This flaw affects kexec-tools shipped by Fedora versions prior to 2.0.21-8 and RHEL versions prior to 2.0.20-47.
References
▼ | URL | Tags | |
---|---|---|---|
secalert@redhat.com | https://bugzilla.redhat.com/show_bug.cgi?id=1934261 | Issue Tracking, Third Party Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://bugzilla.redhat.com/show_bug.cgi?id=1934261 | Issue Tracking, Third Party Advisory |
Impacted products
Vendor | Product | Version | |
---|---|---|---|
kexec-tools_project | kexec-tools | * | |
fedoraproject | fedora | - | |
kexec-tools_project | kexec-tools | * | |
redhat | enterprise_linux | - |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:kexec-tools_project:kexec-tools:*:*:*:*:*:*:*:*", "matchCriteriaId": "1922DFF4-341A-4C43-B3CE-6D76A77BCE28", "versionEndExcluding": "2.0.21-8", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:o:fedoraproject:fedora:-:*:*:*:*:*:*:*", "matchCriteriaId": "D3FEADDA-2AEE-4F65-9401-971B585664A8", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:kexec-tools_project:kexec-tools:*:*:*:*:*:*:*:*", "matchCriteriaId": "803FD25F-B044-4A48-8C33-A9D9A472112B", "versionEndExcluding": "2.0.20-47", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:o:redhat:enterprise_linux:-:*:*:*:*:*:*:*", "matchCriteriaId": "3F7347E2-C2A4-4230-A1BC-F6FE93943D4F", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "A flaw was found in the permissions of a log file created by kexec-tools. This flaw allows a local unprivileged user to read this file and leak kernel internal information from a previous panic. The highest threat from this vulnerability is to confidentiality. This flaw affects kexec-tools shipped by Fedora versions prior to 2.0.21-8 and RHEL versions prior to 2.0.20-47." }, { "lang": "es", "value": "Se ha encontrado un fallo en los permisos de un archivo de registro creado por kexec-tools. Este fallo permite a un usuario local no privilegiado leer este archivo y filtrar informaci\u00f3n interna del kernel de un p\u00e1nico anterior. La mayor amenaza de esta vulnerabilidad es la confidencialidad. Este fallo afecta a kexec-tools distribuido por Fedora versiones anteriores a 2.0.21-8 y versiones de RHEL anteriores a 2.0.20-47" } ], "id": "CVE-2021-20269", "lastModified": "2024-11-21T05:46:14.960", "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 } ], "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1" }, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2022-03-10T17:41:27.460", "references": [ { "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1934261" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1934261" } ], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-276" } ], "source": "secalert@redhat.com", "type": "Primary" }, { "description": [ { "lang": "en", "value": "CWE-276" } ], "source": "nvd@nist.gov", "type": "Secondary" } ] }
Loading…
Loading…
Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…