CVE-2020-26868 (GCVE-0-2020-26868)
Vulnerability from cvelistv5
Published
2020-10-12 13:50
Modified
2024-09-17 00:31
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-767 - Access to Critical Private Variable via Public Method
Summary
ARC Informatique PcVue prior to version 12.0.17 is vulnerable to a denial-of-service attack due to the ability of an unauthorized user to modify information used to validate messages sent by legitimate web clients. This issue also affects third-party systems based on the Web Services Toolkit.
References
Impacted products
Vendor Product Version
ARC Informatique PcVue Version: unspecified   <
Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T16:03:22.524Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-308-03"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.pcvuesolutions.com/security"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2020/10/09/klcert-20-016-denial-of-service-in-arc-informatique-pcvue/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.pcvuesolutions.com/support/index.php/en/security-bulletin/1076-security-bulletin-2020-1"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "PcVue",
          "vendor": "ARC Informatique",
          "versions": [
            {
              "lessThanOrEqual": "12.0.17",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Sergey Temnikov and Andrey Muravitsky of Kaspersky Lab reported these vulnerabilities to ARC Informatique."
        }
      ],
      "datePublic": "2020-11-03T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "ARC Informatique PcVue prior to version 12.0.17 is vulnerable to a denial-of-service attack due to the ability of an unauthorized user to modify information used to validate messages sent by legitimate web clients. This issue also affects third-party systems based on the Web Services Toolkit."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-767",
              "description": "CWE-767: Access to Critical Private Variable via Public Method",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-01-11T15:15:29",
        "orgId": "e45d732a-8f6b-4b6b-be76-7420f6a2b988",
        "shortName": "Kaspersky"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-308-03"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.pcvuesolutions.com/security"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2020/10/09/klcert-20-016-denial-of-service-in-arc-informatique-pcvue/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.pcvuesolutions.com/support/index.php/en/security-bulletin/1076-security-bulletin-2020-1"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "ARC Informatique recommends upgrading PcVue to v12.0.17. Contact PcVue Support to receive instructions on downloading and installing the latest software version."
        }
      ],
      "source": {
        "advisory": "ICSA-20-308-03",
        "discovery": "UNKNOWN"
      },
      "title": "ARC Informatique PcVue Access to Critical Private Variable via Public Method",
      "workarounds": [
        {
          "lang": "en",
          "value": "The following mitigations and workarounds have been identified by ARC Informatique to help reduce risk:\n\nUninstall the web and mobile backend. Users not using the affected components should uninstall them. If the components are not required, do not install them.\nChange default configuration if using components prior to v12.0. If taking advantage of the web and mobile back features with a product version up to v11.2, change the following configuration item manually to prevent remote code execution\nIn the file \u003cPcVue installation directory\u003e\\Bin\\PropertyServer.config\u003e, change the following element and set it to \u201cLow\u201d (defaults to \u201cFull\u201d):\n                   \u003cserverProviders\u003e\n                                            \u003cformatter ref=\u201dbinary\u201d typeFilterLevel=\u201dLow\u201d /\u003e\n                   \u003c/serverProviders\u003e\n\n \nThis workaround cannot be applied to PcVue v12.0\nHarden firewall configuration by ensuring that incoming connections on the corresponding port are authorized only if initiated by the IIS Web Server process. The listening port is configurable (default 8090) and may have been changed on the system using the Application Explorer."
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vulnerability@kaspersky.com",
          "DATE_PUBLIC": "2020-11-03T00:00:00.000Z",
          "ID": "CVE-2020-26868",
          "STATE": "PUBLIC",
          "TITLE": "ARC Informatique PcVue Access to Critical Private Variable via Public Method"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "PcVue",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c=",
                            "version_value": "12.0.17"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "ARC Informatique"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Sergey Temnikov and Andrey Muravitsky of Kaspersky Lab reported these vulnerabilities to ARC Informatique."
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "ARC Informatique PcVue prior to version 12.0.17 is vulnerable to a denial-of-service attack due to the ability of an unauthorized user to modify information used to validate messages sent by legitimate web clients. This issue also affects third-party systems based on the Web Services Toolkit."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-767: Access to Critical Private Variable via Public Method"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://us-cert.cisa.gov/ics/advisories/icsa-20-308-03",
              "refsource": "MISC",
              "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-308-03"
            },
            {
              "name": "https://www.pcvuesolutions.com/security",
              "refsource": "CONFIRM",
              "url": "https://www.pcvuesolutions.com/security"
            },
            {
              "name": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2020/10/09/klcert-20-016-denial-of-service-in-arc-informatique-pcvue/",
              "refsource": "CONFIRM",
              "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2020/10/09/klcert-20-016-denial-of-service-in-arc-informatique-pcvue/"
            },
            {
              "name": "https://www.pcvuesolutions.com/support/index.php/en/security-bulletin/1076-security-bulletin-2020-1",
              "refsource": "CONFIRM",
              "url": "https://www.pcvuesolutions.com/support/index.php/en/security-bulletin/1076-security-bulletin-2020-1"
            },
            {
              "name": "https://us-cert.cisa.gov/ics/advisories/icsa-20-308-03",
              "refsource": "MISC",
              "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-308-03"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "ARC Informatique recommends upgrading PcVue to v12.0.17. Contact PcVue Support to receive instructions on downloading and installing the latest software version."
          }
        ],
        "source": {
          "advisory": "ICSA-20-308-03",
          "discovery": "UNKNOWN"
        },
        "work_around": [
          {
            "lang": "en",
            "value": "The following mitigations and workarounds have been identified by ARC Informatique to help reduce risk:\n\nUninstall the web and mobile backend. Users not using the affected components should uninstall them. If the components are not required, do not install them.\nChange default configuration if using components prior to v12.0. If taking advantage of the web and mobile back features with a product version up to v11.2, change the following configuration item manually to prevent remote code execution\nIn the file \u003cPcVue installation directory\u003e\\Bin\\PropertyServer.config\u003e, change the following element and set it to \u201cLow\u201d (defaults to \u201cFull\u201d):\n                   \u003cserverProviders\u003e\n                                            \u003cformatter ref=\u201dbinary\u201d typeFilterLevel=\u201dLow\u201d /\u003e\n                   \u003c/serverProviders\u003e\n\n \nThis workaround cannot be applied to PcVue v12.0\nHarden firewall configuration by ensuring that incoming connections on the corresponding port are authorized only if initiated by the IIS Web Server process. The listening port is configurable (default 8090) and may have been changed on the system using the Application Explorer."
          }
        ]
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "e45d732a-8f6b-4b6b-be76-7420f6a2b988",
    "assignerShortName": "Kaspersky",
    "cveId": "CVE-2020-26868",
    "datePublished": "2020-10-12T13:50:37.117523Z",
    "dateReserved": "2020-10-07T00:00:00",
    "dateUpdated": "2024-09-17T00:31:32.157Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2020-26868\",\"sourceIdentifier\":\"vulnerability@kaspersky.com\",\"published\":\"2020-10-12T14:15:12.323\",\"lastModified\":\"2024-11-21T05:20:23.150\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"ARC Informatique PcVue prior to version 12.0.17 is vulnerable to a denial-of-service attack due to the ability of an unauthorized user to modify information used to validate messages sent by legitimate web clients. This issue also affects third-party systems based on the Web Services Toolkit.\"},{\"lang\":\"es\",\"value\":\"ARC Informatique PcVue anterior a la versi\u00f3n 12.0.17 es vulnerable a un ataque de denegaci\u00f3n de servicio debido a la capacidad de un usuario no autorizado de modificar la informaci\u00f3n utilizada para validar los mensajes enviados por clientes web leg\u00edtimos. Este problema tambi\u00e9n afecta a los sistemas de terceros basados en el Web Services Toolkit\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"vulnerability@kaspersky.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"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:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"vulnerability@kaspersky.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-767\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-668\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:pcvuesolutions:pcvue:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"8.10\",\"versionEndExcluding\":\"12.0.17\",\"matchCriteriaId\":\"DF882021-E262-4139-AF33-87FE5A6C3E1D\"}]}]}],\"references\":[{\"url\":\"https://ics-cert.kaspersky.com/advisories/klcert-advisories/2020/10/09/klcert-20-016-denial-of-service-in-arc-informatique-pcvue/\",\"source\":\"vulnerability@kaspersky.com\",\"tags\":[\"Broken Link\"]},{\"url\":\"https://us-cert.cisa.gov/ics/advisories/icsa-20-308-03\",\"source\":\"vulnerability@kaspersky.com\",\"tags\":[\"Third Party Advisory\",\"US Government Resource\"]},{\"url\":\"https://www.pcvuesolutions.com/security\",\"source\":\"vulnerability@kaspersky.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://www.pcvuesolutions.com/support/index.php/en/security-bulletin/1076-security-bulletin-2020-1\",\"source\":\"vulnerability@kaspersky.com\",\"tags\":[\"Permissions Required\",\"Vendor Advisory\"]},{\"url\":\"https://ics-cert.kaspersky.com/advisories/klcert-advisories/2020/10/09/klcert-20-016-denial-of-service-in-arc-informatique-pcvue/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Broken Link\"]},{\"url\":\"https://us-cert.cisa.gov/ics/advisories/icsa-20-308-03\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"US Government Resource\"]},{\"url\":\"https://www.pcvuesolutions.com/security\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://www.pcvuesolutions.com/support/index.php/en/security-bulletin/1076-security-bulletin-2020-1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Permissions Required\",\"Vendor 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.