cve-2023-4154
Vulnerability from cvelistv5
Published
2023-11-07 19:14
Modified
2024-08-02 07:17
Severity ?
EPSS score ?
Summary
Samba: ad dc password exposure to privileged users and rodcs
References
Impacted products
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This flaw allows RODCs and users possessing the GET_CHANGES right to access all attributes, including sensitive secrets and passwords. Even in a default setup, RODC DC accounts, which should only replicate some passwords, can gain access to all domain secrets, including the vital krbtgt, effectively eliminating the RODC / DC distinction. Furthermore, the vulnerability fails to account for error conditions (fail open), like out-of-memory situations, potentially granting access to secret attributes, even under low-privileged attacker influence." } ], "metrics": [ { "other": { "content": { "namespace": "https://access.redhat.com/security/updates/classification/", "value": "Moderate" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "format": "CVSS" } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-787", "description": "Out-of-bounds Write", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2024-01-23T01:33:49.736Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat" }, "references": [ { "tags": [ "vdb-entry", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/security/cve/CVE-2023-4154" }, { "name": "RHBZ#2241883", "tags": [ "issue-tracking", "x_refsource_REDHAT" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2241883" }, { "url": "https://bugzilla.samba.org/show_bug.cgi?id=15424" }, { "url": "https://security.netapp.com/advisory/ntap-20231124-0002/" }, { "url": "https://www.samba.org/samba/security/CVE-2023-4154.html" } ], "timeline": [ { "lang": "en", "time": "2023-10-03T00:00:00+00:00", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2023-10-10T00:00:00+00:00", "value": "Made public." } ], "title": "Samba: ad dc password exposure to privileged users and rodcs", "x_redhatCweChain": "CWE-787: Out-of-bounds Write" } }, "cveMetadata": { "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2023-4154", "datePublished": "2023-11-07T19:14:28.305Z", "dateReserved": "2023-08-04T13:22:07.200Z", "dateUpdated": "2024-08-02T07:17:12.144Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2023-4154\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2023-11-07T20:15:08.683\",\"lastModified\":\"2023-12-29T05:15:08.850\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A design flaw was found in Samba\u0027s DirSync control implementation, which exposes passwords and secrets in Active Directory to privileged users and Read-Only Domain Controllers (RODCs). 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Incluso en una configuraci\u00f3n predeterminada, las cuentas RODC DC, que solo deber\u00edan replicar algunas contrase\u00f1as, pueden obtener acceso a todos los secretos del dominio, incluido el vital krbtgt, eliminando efectivamente la distinci\u00f3n RODC/DC. Adem\u00e1s, la vulnerabilidad no tiene en cuenta las condiciones de error (fallo de apertura), como situaciones de falta de memoria, lo que potencialmente otorga acceso a atributos secretos, incluso bajo la influencia de un atacante con pocos privilegios.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6},{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.6,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]},{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.0.0\",\"versionEndExcluding\":\"4.17.12\",\"matchCriteriaId\":\"F1CC08E7-E96D-4475-ACB6-22CDF280913E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.18.0\",\"versionEndExcluding\":\"4.18.8\",\"matchCriteriaId\":\"8A33312F-1523-4647-83DA-6DD6231906F9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.19.0\",\"versionEndExcluding\":\"4.19.1\",\"matchCriteriaId\":\"DE496104-DDB5-4709-8026-C83E99B0C865\"}]}]}],\"references\":[{\"url\":\"https://access.redhat.com/security/cve/CVE-2023-4154\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2241883\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\"]},{\"url\":\"https://bugzilla.samba.org/show_bug.cgi?id=15424\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\",\"Patch\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20231124-0002/\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://www.samba.org/samba/security/CVE-2023-4154.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor Advisory\"]}]}}" } }
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- 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.