CVE-2023-5568
Vulnerability from cvelistv5
Published
2023-10-24 21:56
Modified
2024-09-18 04:40
Summary
A heap-based Buffer Overflow flaw was discovered in Samba. It could allow a remote, authenticated attacker to exploit this vulnerability to cause a denial of service.
Impacted products
Vendor Product Version
Red Hat Red Hat Enterprise Linux 7     cpe:/o:redhat:enterprise_linux:7
Red Hat Red Hat Enterprise Linux 8     cpe:/o:redhat:enterprise_linux:8
Red Hat Red Hat Enterprise Linux 9     cpe:/o:redhat:enterprise_linux:9
Red Hat Red Hat Storage 3     cpe:/a:redhat:storage:3
Show details on NVD website


{
   containers: {
      adp: [
         {
            providerMetadata: {
               dateUpdated: "2024-08-02T07:59:44.847Z",
               orgId: "af854a3a-2127-422b-91ae-364da2661108",
               shortName: "CVE",
            },
            references: [
               {
                  tags: [
                     "vdb-entry",
                     "x_refsource_REDHAT",
                     "x_transferred",
                  ],
                  url: "https://access.redhat.com/security/cve/CVE-2023-5568",
               },
               {
                  name: "RHBZ#2245174",
                  tags: [
                     "issue-tracking",
                     "x_refsource_REDHAT",
                     "x_transferred",
                  ],
                  url: "https://bugzilla.redhat.com/show_bug.cgi?id=2245174",
               },
               {
                  tags: [
                     "x_transferred",
                  ],
                  url: "https://bugzilla.samba.org/show_bug.cgi?id=15491",
               },
               {
                  tags: [
                     "x_transferred",
                  ],
                  url: "https://security.netapp.com/advisory/ntap-20231124-0007/",
               },
               {
                  tags: [
                     "x_transferred",
                  ],
                  url: "https://www.samba.org/samba/history/samba-4.19.2.html",
               },
            ],
            title: "CVE Program Container",
         },
         {
            metrics: [
               {
                  other: {
                     content: {
                        id: "CVE-2023-5568",
                        options: [
                           {
                              Exploitation: "none",
                           },
                           {
                              Automatable: "no",
                           },
                           {
                              "Technical Impact": "partial",
                           },
                        ],
                        role: "CISA Coordinator",
                        timestamp: "2024-08-29T19:44:09.639707Z",
                        version: "2.0.3",
                     },
                     type: "ssvc",
                  },
               },
            ],
            providerMetadata: {
               dateUpdated: "2024-08-29T20:00:25.977Z",
               orgId: "134c704f-9b21-4f2e-91b3-4a467353bcc0",
               shortName: "CISA-ADP",
            },
            title: "CISA ADP Vulnrichment",
         },
      ],
      cna: {
         affected: [
            {
               collectionURL: "https://access.redhat.com/downloads/content/package-browser/",
               cpes: [
                  "cpe:/o:redhat:enterprise_linux:6",
               ],
               defaultStatus: "unaffected",
               packageName: "samba",
               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: "samba",
               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: "samba",
               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: "samba",
               product: "Red Hat Enterprise Linux 9",
               vendor: "Red Hat",
            },
            {
               collectionURL: "https://access.redhat.com/downloads/content/package-browser/",
               cpes: [
                  "cpe:/a:redhat:storage:3",
               ],
               defaultStatus: "affected",
               packageName: "samba",
               product: "Red Hat Storage 3",
               vendor: "Red Hat",
            },
         ],
         datePublic: "2023-10-09T00:00:00+00:00",
         descriptions: [
            {
               lang: "en",
               value: "A heap-based Buffer Overflow flaw was discovered in Samba. It could allow a remote, authenticated attacker to exploit this vulnerability to cause a denial of service.",
            },
         ],
         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: "HIGH",
                  baseScore: 5.9,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "NONE",
                  integrityImpact: "LOW",
                  privilegesRequired: "LOW",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H",
                  version: "3.1",
               },
               format: "CVSS",
            },
         ],
         problemTypes: [
            {
               descriptions: [
                  {
                     cweId: "CWE-122",
                     description: "Heap-based Buffer Overflow",
                     lang: "en",
                     type: "CWE",
                  },
               ],
            },
         ],
         providerMetadata: {
            dateUpdated: "2024-09-18T04:40:06.963Z",
            orgId: "53f830b8-0a3f-465b-8143-3b8a9948e749",
            shortName: "redhat",
         },
         references: [
            {
               tags: [
                  "vdb-entry",
                  "x_refsource_REDHAT",
               ],
               url: "https://access.redhat.com/security/cve/CVE-2023-5568",
            },
            {
               name: "RHBZ#2245174",
               tags: [
                  "issue-tracking",
                  "x_refsource_REDHAT",
               ],
               url: "https://bugzilla.redhat.com/show_bug.cgi?id=2245174",
            },
            {
               url: "https://bugzilla.samba.org/show_bug.cgi?id=15491",
            },
            {
               url: "https://www.samba.org/samba/history/samba-4.19.2.html",
            },
         ],
         timeline: [
            {
               lang: "en",
               time: "2023-10-19T00:00:00+00:00",
               value: "Reported to Red Hat.",
            },
            {
               lang: "en",
               time: "2023-10-09T00:00:00+00:00",
               value: "Made public.",
            },
         ],
         title: "Samba: heap buffer overflow with freshness tokens in the heimdal kdc",
         x_redhatCweChain: "CWE-122: Heap-based Buffer Overflow",
      },
   },
   cveMetadata: {
      assignerOrgId: "53f830b8-0a3f-465b-8143-3b8a9948e749",
      assignerShortName: "redhat",
      cveId: "CVE-2023-5568",
      datePublished: "2023-10-24T21:56:41.633Z",
      dateReserved: "2023-10-13T07:06:17.684Z",
      dateUpdated: "2024-09-18T04:40:06.963Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
   "vulnerability-lookup:meta": {
      nvd: "{\"cve\":{\"id\":\"CVE-2023-5568\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2023-10-25T18:17:43.710\",\"lastModified\":\"2024-11-21T08:42:02.083\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A heap-based Buffer Overflow flaw was discovered in Samba. It could allow a remote, authenticated attacker to exploit this vulnerability to cause a denial of service.\"},{\"lang\":\"es\",\"value\":\"Se descubrió una falla de desbordamiento de búfer basada en montón en Samba. Podría permitir que un atacante remoto y autenticado aproveche esta vulnerabilidad para provocar una denegación de servicio.\"}],\"metrics\":{\"cvssMetricV31\":[{\"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:N/I:L/A:H\",\"baseScore\":5.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.6,\"impactScore\":4.2},{\"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:N/I:N/A:H\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-122\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"4.19.2\",\"matchCriteriaId\":\"AFC1624A-4B44-4762-A4D3-56EBB0A7E40E\"}]}]}],\"references\":[{\"url\":\"https://access.redhat.com/security/cve/CVE-2023-5568\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2245174\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.samba.org/show_bug.cgi?id=15491\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\",\"Vendor Advisory\"]},{\"url\":\"https://www.samba.org/samba/history/samba-4.19.2.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Release Notes\"]},{\"url\":\"https://access.redhat.com/security/cve/CVE-2023-5568\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2245174\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.samba.org/show_bug.cgi?id=15491\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\",\"Vendor Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20231124-0007/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.samba.org/samba/history/samba-4.19.2.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\"]}]}}",
      vulnrichment: {
         containers: "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://access.redhat.com/security/cve/CVE-2023-5568\", \"tags\": [\"vdb-entry\", \"x_refsource_REDHAT\", \"x_transferred\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2245174\", \"name\": \"RHBZ#2245174\", \"tags\": [\"issue-tracking\", \"x_refsource_REDHAT\", \"x_transferred\"]}, {\"url\": \"https://bugzilla.samba.org/show_bug.cgi?id=15491\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20231124-0007/\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://www.samba.org/samba/history/samba-4.19.2.html\", \"tags\": [\"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-02T07:59:44.847Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2023-5568\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-08-29T19:44:09.639707Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-08-29T20:00:20.593Z\"}}], \"cna\": {\"title\": \"Samba: heap buffer overflow with freshness tokens in the heimdal kdc\", \"metrics\": [{\"other\": {\"type\": \"Red Hat severity rating\", \"content\": {\"value\": \"Low\", \"namespace\": \"https://access.redhat.com/security/updates/classification/\"}}}, {\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 5.9, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H\", \"integrityImpact\": \"LOW\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"HIGH\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}}], \"affected\": [{\"cpes\": [\"cpe:/o:redhat:enterprise_linux:6\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Enterprise Linux 6\", \"packageName\": \"samba\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/o:redhat:enterprise_linux:7\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Enterprise Linux 7\", \"packageName\": \"samba\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/o:redhat:enterprise_linux:8\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Enterprise Linux 8\", \"packageName\": \"samba\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/o:redhat:enterprise_linux:9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Enterprise Linux 9\", \"packageName\": \"samba\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:storage:3\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Storage 3\", \"packageName\": \"samba\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2023-10-19T00:00:00+00:00\", \"value\": \"Reported to Red Hat.\"}, {\"lang\": \"en\", \"time\": \"2023-10-09T00:00:00+00:00\", \"value\": \"Made public.\"}], \"datePublic\": \"2023-10-09T00:00:00+00:00\", \"references\": [{\"url\": \"https://access.redhat.com/security/cve/CVE-2023-5568\", \"tags\": [\"vdb-entry\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2245174\", \"name\": \"RHBZ#2245174\", \"tags\": [\"issue-tracking\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://bugzilla.samba.org/show_bug.cgi?id=15491\"}, {\"url\": \"https://www.samba.org/samba/history/samba-4.19.2.html\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A heap-based Buffer Overflow flaw was discovered in Samba. It could allow a remote, authenticated attacker to exploit this vulnerability to cause a denial of service.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-122\", \"description\": \"Heap-based Buffer Overflow\"}]}], \"providerMetadata\": {\"orgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"shortName\": \"redhat\", \"dateUpdated\": \"2024-09-18T04:40:06.963Z\"}, \"x_redhatCweChain\": \"CWE-122: Heap-based Buffer Overflow\"}}",
         cveMetadata: "{\"cveId\": \"CVE-2023-5568\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2024-09-18T04:40:06.963Z\", \"dateReserved\": \"2023-10-13T07:06:17.684Z\", \"assignerOrgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"datePublished\": \"2023-10-24T21:56:41.633Z\", \"assignerShortName\": \"redhat\"}",
         dataType: "CVE_RECORD",
         dataVersion: "5.1",
      },
   },
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.


Loading…

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.