gsd-2019-8258
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
UltraVNC revision 1198 has a heap buffer overflow vulnerability in VNC client code which results code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1199.
Aliases
Aliases
CVE-2019-8258


To clipboard 

{
  "GSD": {
    "alias": "CVE-2019-8258",
    "description": "UltraVNC revision 1198 has a heap buffer overflow vulnerability in VNC client code which results code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1199.",
    "id": "GSD-2019-8258"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-8258"
      ],
      "details": "UltraVNC revision 1198 has a heap buffer overflow vulnerability in VNC client code which results code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1199.",
      "id": "GSD-2019-8258",
      "modified": "2023-12-13T01:23:48.271891Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "vulnerability@kaspersky.com",
        "DATE_PUBLIC": "2019-03-01T00:00:00",
        "ID": "CVE-2019-8258",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "UltraVNC",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "1.2.2.3"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "UltraVNC"
            }
          ]
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          }
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      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-122: Heap-based Buffer Overflow"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-004-ultravnc-heap-based-buffer-overflow/",
            "refsource": "MISC",
            "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-004-ultravnc-heap-based-buffer-overflow/"
          },
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            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"
          },
          {
            "name": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06",
            "refsource": "MISC",
            "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:uvnc:ultravnc:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.2.2.3",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:a:siemens:sinumerik_access_mymachine\\/p2p:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "4.8",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:siemens:sinumerik_pcu_base_win10_software\\/ipc:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "14.00",
                "vulnerable": true
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          "ID": "CVE-2019-8258"
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        "data_type": "CVE",
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        "description": {
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              "lang": "en",
              "value": "UltraVNC revision 1198 has a heap buffer overflow vulnerability in VNC client code which results code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1199."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-787"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-004-ultravnc-heap-based-buffer-overflow/",
              "refsource": "MISC",
              "tags": [
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            },
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              "name": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06",
              "refsource": "MISC",
              "tags": [
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                "US Government Resource"
              ],
              "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2020-10-19T17:49Z",
      "publishedDate": "2019-03-05T15:29Z"
    }
  }
}


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