gsd-2019-8261
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
UltraVNC revision 1199 has a out-of-bounds read vulnerability in VNC code inside client CoRRE decoder, caused by multiplication overflow. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1200.
Aliases
Aliases
CVE-2019-8261


To clipboard 

{
  "GSD": {
    "alias": "CVE-2019-8261",
    "description": "UltraVNC revision 1199 has a out-of-bounds read vulnerability in VNC code inside client CoRRE decoder, caused by multiplication overflow. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1200.",
    "id": "GSD-2019-8261"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-8261"
      ],
      "details": "UltraVNC revision 1199 has a out-of-bounds read vulnerability in VNC code inside client CoRRE decoder, caused by multiplication overflow. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1200.",
      "id": "GSD-2019-8261",
      "modified": "2023-12-13T01:23:48.071225Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "vulnerability@kaspersky.com",
        "DATE_PUBLIC": "2019-03-01T00:00:00",
        "ID": "CVE-2019-8261",
        "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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          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-125: Out-of-bounds Read"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-007-ultravnc-out-of-bound-read/",
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            "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-007-ultravnc-out-of-bound-read/"
          },
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            "refsource": "CONFIRM",
            "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"
          },
          {
            "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf",
            "refsource": "CONFIRM",
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf"
          },
          {
            "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf",
            "refsource": "CONFIRM",
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf"
          },
          {
            "name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11",
            "refsource": "MISC",
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11"
          }
        ]
      }
    },
    "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
              }
            ],
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        ]
      },
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        "description": {
          "description_data": [
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              "value": "UltraVNC revision 1199 has a out-of-bounds read vulnerability in VNC code inside client CoRRE decoder, caused by multiplication overflow. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1200."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
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                  "value": "CWE-125"
                }
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            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-007-ultravnc-out-of-bound-read/",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
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              "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-007-ultravnc-out-of-bound-read/"
            },
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            },
            {
              "name": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06",
              "refsource": "MISC",
              "tags": [],
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            },
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf",
              "refsource": "CONFIRM",
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            },
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              "tags": [],
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            },
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              "tags": [],
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            }
          ]
        }
      },
      "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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2021-06-28T12:15Z",
      "publishedDate": "2019-03-05T15:29Z"
    }
  }
}


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