cve-2023-39179
Vulnerability from cvelistv5
Published
2024-11-18 09:51
Modified
2024-11-18 15:08
Severity ?
EPSS score ?
Summary
Kernel: ksmbd: read request out-of-bounds read information disclosure vulnerability
References
Impacted products
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{ "containers": { "adp": [ { "metrics": [ { "other": { "content": { "id": "CVE-2023-39179", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-11-18T15:08:09.639629Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-11-18T15:08:52.852Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "collectionURL": "https://github.com/torvalds/linux", "packageName": "kernel", "repo": "https://github.com/torvalds/linux", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "e202a1e8634b186da38cbbff85382ea2b9e297cf", "versionType": "git" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:6" ], "defaultStatus": "unaffected", "packageName": "kernel", "product": "Red Hat Enterprise Linux 6", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:7" ], "defaultStatus": "unaffected", "packageName": "kernel", "product": "Red Hat Enterprise Linux 7", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:7" ], "defaultStatus": "unaffected", "packageName": "kernel-rt", "product": "Red Hat Enterprise Linux 7", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:8" ], "defaultStatus": "unaffected", "packageName": "kernel", "product": "Red Hat Enterprise Linux 8", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:8" ], "defaultStatus": "unaffected", "packageName": "kernel-rt", "product": "Red Hat Enterprise Linux 8", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:9" ], "defaultStatus": "unaffected", "packageName": "kernel", "product": "Red Hat Enterprise Linux 9", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:9" ], "defaultStatus": "unaffected", "packageName": "kernel-rt", "product": "Red Hat Enterprise Linux 9", "vendor": "Red Hat" } ], "datePublic": "2024-06-10T00:00:00+00:00", "descriptions": [ { "lang": "en", "value": "A flaw was found within the handling of SMB2 read requests in the kernel ksmbd module. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this to disclose sensitive information on affected installations of Linux. Only systems with ksmbd enabled are vulnerable to this CVE." } ], "metrics": [ { "other": { "content": { "namespace": "https://access.redhat.com/security/updates/classification/", "value": "Low" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:L", "version": "3.1" }, "format": "CVSS" } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-125", "description": "Out-of-bounds Read", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2024-11-18T09:51:09.580Z", "orgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5", "shortName": "fedora" }, "references": [ { "tags": [ "vdb-entry", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/security/cve/CVE-2023-39179" }, { "name": "RHBZ#2326529", "tags": [ "issue-tracking", "x_refsource_REDHAT" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2326529" }, { "url": "https://www.zerodayinitiative.com/advisories/ZDI-24-586/" } ], "timeline": [ { "lang": "en", "time": "2023-07-24T00:00:00+00:00", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2024-06-10T00:00:00+00:00", "value": "Made public." } ], "title": "Kernel: ksmbd: read request out-of-bounds read information disclosure vulnerability", "x_redhatCweChain": "CWE-125: Out-of-bounds Read" } }, "cveMetadata": { "assignerOrgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5", "assignerShortName": "fedora", "cveId": "CVE-2023-39179", "datePublished": "2024-11-18T09:51:09.580Z", "dateReserved": "2023-07-25T15:45:06.863Z", "dateUpdated": "2024-11-18T15:08:52.852Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2023-39179\",\"sourceIdentifier\":\"patrick@puiterwijk.org\",\"published\":\"2024-11-18T10:15:04.980\",\"lastModified\":\"2024-11-18T17:11:17.393\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A flaw was found within the handling of SMB2 read requests in the kernel ksmbd module. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this to disclose sensitive information on affected installations of Linux. Only systems with ksmbd enabled are vulnerable to this CVE.\"},{\"lang\":\"es\",\"value\":\"Se encontr\u00f3 una falla en el manejo de solicitudes de lectura SMB2 en el m\u00f3dulo ksmbd del kernel. El problema es el resultado de la falta de una validaci\u00f3n adecuada de los datos proporcionados por el usuario, lo que puede provocar una lectura m\u00e1s all\u00e1 del final de un b\u00fafer asignado. Un atacante puede aprovechar esto para divulgar informaci\u00f3n confidencial sobre las instalaciones afectadas de Linux. Solo los sistemas con ksmbd habilitado son vulnerables a esta CVE.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"patrick@puiterwijk.org\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:L\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":2.2,\"impactScore\":4.7}]},\"weaknesses\":[{\"source\":\"patrick@puiterwijk.org\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"}]}],\"references\":[{\"url\":\"https://access.redhat.com/security/cve/CVE-2023-39179\",\"source\":\"patrick@puiterwijk.org\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2326529\",\"source\":\"patrick@puiterwijk.org\"},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-24-586/\",\"source\":\"patrick@puiterwijk.org\"}]}}" } }
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Sightings
Author | Source | Type | Date |
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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.