cve-2021-20093
Vulnerability from cvelistv5
Published
2021-06-16 11:09
Modified
2024-08-03 17:30
Severity ?
Summary
A buffer over-read vulnerability exists in Wibu-Systems CodeMeter versions < 7.21a. An unauthenticated remote attacker can exploit this issue to disclose heap memory contents or crash the CodeMeter Runtime Server.
References
vulnreport@tenable.comhttps://cdn.wibu.com/fileadmin/wibu_downloads/security_advisories/Advisory_WIBU-210423-01.pdfMitigation, Vendor Advisory
vulnreport@tenable.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-675303.pdfPatch, Third Party Advisory
vulnreport@tenable.comhttps://us-cert.cisa.gov/ics/advisories/icsa-21-210-02Third Party Advisory, US Government Resource
vulnreport@tenable.comhttps://www.tenable.com/security/research/tra-2021-24Exploit, Patch, Third Party Advisory
Impacted products
n/aWibu-Systems CodeMeter
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:30:07.515Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.tenable.com/security/research/tra-2021-24"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cdn.wibu.com/fileadmin/wibu_downloads/security_advisories/Advisory_WIBU-210423-01.pdf"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-675303.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-210-02"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Wibu-Systems CodeMeter",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 7.21a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A buffer over-read vulnerability exists in Wibu-Systems CodeMeter versions \u003c 7.21a. An unauthenticated remote attacker can exploit this issue to disclose heap memory contents or crash the CodeMeter Runtime Server."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Buffer Over-read",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-08-05T20:11:49",
        "orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
        "shortName": "tenable"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.tenable.com/security/research/tra-2021-24"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cdn.wibu.com/fileadmin/wibu_downloads/security_advisories/Advisory_WIBU-210423-01.pdf"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-675303.pdf"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-210-02"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vulnreport@tenable.com",
          "ID": "CVE-2021-20093",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Wibu-Systems CodeMeter",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003c 7.21a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A buffer over-read vulnerability exists in Wibu-Systems CodeMeter versions \u003c 7.21a. An unauthenticated remote attacker can exploit this issue to disclose heap memory contents or crash the CodeMeter Runtime Server."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Buffer Over-read"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.tenable.com/security/research/tra-2021-24",
              "refsource": "MISC",
              "url": "https://www.tenable.com/security/research/tra-2021-24"
            },
            {
              "name": "https://cdn.wibu.com/fileadmin/wibu_downloads/security_advisories/Advisory_WIBU-210423-01.pdf",
              "refsource": "MISC",
              "url": "https://cdn.wibu.com/fileadmin/wibu_downloads/security_advisories/Advisory_WIBU-210423-01.pdf"
            },
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-675303.pdf",
              "refsource": "CONFIRM",
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-675303.pdf"
            },
            {
              "name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-210-02",
              "refsource": "MISC",
              "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-210-02"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
    "assignerShortName": "tenable",
    "cveId": "CVE-2021-20093",
    "datePublished": "2021-06-16T11:09:02",
    "dateReserved": "2020-12-17T00:00:00",
    "dateUpdated": "2024-08-03T17:30:07.515Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-20093\",\"sourceIdentifier\":\"vulnreport@tenable.com\",\"published\":\"2021-06-16T12:15:12.037\",\"lastModified\":\"2022-10-06T17:43:33.530\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A buffer over-read vulnerability exists in Wibu-Systems CodeMeter versions \u003c 7.21a. An unauthenticated remote attacker can exploit this issue to disclose heap memory contents or crash the CodeMeter Runtime Server.\"},{\"lang\":\"es\",\"value\":\"Se presenta una vulnerabilidad de lectura excesiva del b\u00fafer en Wibu-Systems CodeMeter versiones anteriores a 7.21a. Un atacante remoto no autenticado puede explotar este problema para revelar el contenido de la memoria de la pila o bloquear el CodeMeter Runtime Server\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":9.1,\"baseSeverity\":\"CRITICAL\"},\"exploitabilityScore\":3.9,\"impactScore\":5.2}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:N/A:P\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\",\"baseScore\":6.4},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":4.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:wibu:codemeter:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"7.21a\",\"matchCriteriaId\":\"703D0DCC-23C2-4E57-A273-B6BDA05D424C\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:pss_cape:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"890BA38B-38CD-4B6D-96E8-A786CFFE4C35\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:siemens:sicam_230:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"702949EB-ED2D-4E85-802B-93EEA4FA939E\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:siemens:sicam_230_firmware:*:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A559DA1A-EB9D-4F93-9649-D69BF916BEE4\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:simatic_information_server:2019:sp1:*:*:*:*:*:*\",\"matchCriteriaId\":\"4BB95C8C-188D-430F-9D59-7F5E1832A0A5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:simatic_information_server:2020:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"EBF9131D-6408-443C-9322-2E31B1A87CB0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:simatic_pcs_neo:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"3.1\",\"matchCriteriaId\":\"884EC00C-1155-436D-94F4-C6F2303732CF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:simatic_wincc_oa:3.17:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"305D0C1C-16AF-4011-B449-F266FFA6FA3B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:simatic_wincc_oa:3.18:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"2832A89E-57BE-4BB2-94AC-17DC3CFD91FA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:simit_simulation_platform:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"10.0\",\"versionEndExcluding\":\"10.3\",\"matchCriteriaId\":\"64235511-8464-440C-ACD4-B3D046552735\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:simit_simulation_platform:10.3:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"2603C1BD-9B47-4936-B1D2-6D425B764B81\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:sinec_infrastructure_network_services:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"1.0.1.1\",\"matchCriteriaId\":\"B0F46497-4AB0-49A7-9453-CC26837BF253\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:sinec_infrastructure_network_services:1.0.1:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"5145C088-C0B0-44EB-A852-74695BCF3806\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"3.0\",\"matchCriteriaId\":\"F65F9901-F4BD-4484-9749-D5022245D686\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:sinema_remote_connect_server:3.0:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"4F03BAD5-7B90-4212-ACBC-3C878C02CDAA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:siemens:sinema_remote_connect_server:3.0:sp1:*:*:*:*:*:*\",\"matchCriteriaId\":\"E5BACE03-50A7-4279-8CA5-2BB95224D485\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:h:siemens:simatic_process_historian:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2019\",\"versionEndExcluding\":\"2020\",\"matchCriteriaId\":\"73659BCA-7F7A-45D4-AB01-07932B16EA59\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:h:siemens:simatic_process_historian:2020:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"C5DB15E6-296B-48DE-945E-48196595B58B\"}]}]}],\"references\":[{\"url\":\"https://cdn.wibu.com/fileadmin/wibu_downloads/security_advisories/Advisory_WIBU-210423-01.pdf\",\"source\":\"vulnreport@tenable.com\",\"tags\":[\"Mitigation\",\"Vendor Advisory\"]},{\"url\":\"https://cert-portal.siemens.com/productcert/pdf/ssa-675303.pdf\",\"source\":\"vulnreport@tenable.com\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://us-cert.cisa.gov/ics/advisories/icsa-21-210-02\",\"source\":\"vulnreport@tenable.com\",\"tags\":[\"Third Party Advisory\",\"US Government Resource\"]},{\"url\":\"https://www.tenable.com/security/research/tra-2021-24\",\"source\":\"vulnreport@tenable.com\",\"tags\":[\"Exploit\",\"Patch\",\"Third Party Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.