FKIE_CVE-2021-26473

Vulnerability from fkie_nvd - Published: 2021-06-08 19:15 - Updated: 2024-11-21 05:56
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
In VembuBDR before 4.2.0.1 and VembuOffsiteDR before 4.2.0.1 the http API located at /sgwebservice_o.php action logFilePath allows an attacker to write arbitrary files in the context of the web server process. These files can then be executed remotely by calling the file via the web server.
References
cve@mitre.orghttps://csirt.divd.nl/2021/05/11/Vembu-zero-days/Third Party Advisory
cve@mitre.orghttps://csirt.divd.nl/cases/DIVD-2020-00011/Third Party Advisory
cve@mitre.orghttps://csirt.divd.nl/cves/CVE-2021-26473/Third Party Advisory
cve@mitre.orghttps://www.wbsec.nl/vembuBroken Link, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://csirt.divd.nl/2021/05/11/Vembu-zero-days/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://csirt.divd.nl/cases/DIVD-2020-00011/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://csirt.divd.nl/cves/CVE-2021-26473/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.wbsec.nl/vembuBroken Link, Third Party Advisory
Impacted products
Vendor Product Version
vembu bdr_suite *
vembu offsite_dr *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:vembu:bdr_suite:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "D9F91BA2-195F-4A24-9403-724BD268CB56",
              "versionEndExcluding": "4.2.0.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:vembu:offsite_dr:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "04101E71-5807-4324-9992-358362D276E4",
              "versionEndExcluding": "4.2.0.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In VembuBDR before 4.2.0.1 and VembuOffsiteDR before 4.2.0.1 the http API located at /sgwebservice_o.php action logFilePath allows an attacker to write arbitrary files in the context of the web server process. These files can then be executed remotely by calling the file via the web server."
    },
    {
      "lang": "es",
      "value": "En VembuBDR antes de 4.2.0.1 y VembuOffsiteDR antes de 4.2.0.1 la API http ubicada en /sgwebservice_o.php action logFilePath permite a un atacante escribir archivos arbitrarios en el contexto del proceso del servidor web. Estos archivos pueden entonces ser ejecutados remotamente llamando al archivo a trav\u00e9s del servidor web"
    }
  ],
  "id": "CVE-2021-26473",
  "lastModified": "2024-11-21T05:56:25.183",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "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,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "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,
        "source": "cve@mitre.org",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "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,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-06-08T19:15:08.290",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://csirt.divd.nl/2021/05/11/Vembu-zero-days/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://csirt.divd.nl/cases/DIVD-2020-00011/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://csirt.divd.nl/cves/CVE-2021-26473/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Broken Link",
        "Third Party Advisory"
      ],
      "url": "https://www.wbsec.nl/vembu"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://csirt.divd.nl/2021/05/11/Vembu-zero-days/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://csirt.divd.nl/cases/DIVD-2020-00011/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://csirt.divd.nl/cves/CVE-2021-26473/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link",
        "Third Party Advisory"
      ],
      "url": "https://www.wbsec.nl/vembu"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.