FKIE_CVE-2020-9320

Vulnerability from fkie_nvd - Published: 2020-02-20 22:15 - Updated: 2024-11-21 05:40
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Summary
Avira AV Engine before 8.3.54.138 allows virus-detection bypass via a crafted ISO archive. This affects versions before 8.3.54.138 of Antivirus for Endpoint, Antivirus for Small Business, Exchange Security (Gateway), Internet Security Suite for Windows, Prime, Free Security Suite for Windows, and Cross Platform Anti-malware SDK. NOTE: Vendor asserts that vulnerability does not exist in product
References
cve@mitre.orghttp://packetstormsecurity.com/files/156472/AVIRA-Generic-Malformed-Container-Bypass.htmlThird Party Advisory, VDB Entry
cve@mitre.orghttp://seclists.org/fulldisclosure/2020/Feb/31Mailing List, Third Party Advisory
cve@mitre.orghttps://blog.zoller.lu/p/from-low-hanging-fruit-department-avira.htmlThird Party Advisory
cve@mitre.orghttps://www.zoller.lu/%5BTZO-01-2020%5D%20AVIRA%20Generic%20Bypass%20ISO.pdf
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/156472/AVIRA-Generic-Malformed-Container-Bypass.htmlThird Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2020/Feb/31Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://blog.zoller.lu/p/from-low-hanging-fruit-department-avira.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.zoller.lu/%5BTZO-01-2020%5D%20AVIRA%20Generic%20Bypass%20ISO.pdf
Impacted products
Vendor Product Version
avira anti-malware_sdk *
avira antivirus_server *
avira avira_antivirus_for_endpoint *
avira avira_antivirus_for_small_business *
avira avira_exchange_security *
avira avira_free_security_suite *
avira avira_internet_security_suite *
avira avira_prime *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:avira:anti-malware_sdk:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "1B72788C-6ACD-482D-87D3-C334D8A16439",
              "versionEndExcluding": "8.3.54.138",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:avira:antivirus_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "30F53D27-BB74-4081-ADCD-40E3BCF4CF61",
              "versionEndExcluding": "8.3.54.138",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:avira:avira_antivirus_for_endpoint:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "82507BF4-1F45-42B6-85A0-85F3F8D67C82",
              "versionEndExcluding": "8.3.54.138",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:avira:avira_antivirus_for_small_business:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2B79CE7D-B721-4020-B203-A41F8756E818",
              "versionEndExcluding": "8.3.54.138",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:avira:avira_exchange_security:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5F86DF45-AAF9-456A-8E99-7B79790BC859",
              "versionEndExcluding": "8.3.54.138",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:avira:avira_free_security_suite:*:*:*:*:*:windows:*:*",
              "matchCriteriaId": "A136E43F-2878-49EC-9F72-97DD4F9DF509",
              "versionEndExcluding": "8.3.54.138",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:avira:avira_internet_security_suite:*:*:*:*:*:windows:*:*",
              "matchCriteriaId": "1E2E63E2-1AC6-463A-B20E-C73B51F1C3EF",
              "versionEndExcluding": "8.3.54.138",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:avira:avira_prime:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "10E837C1-A5D3-48CC-8E0E-AE4D99AD7CFA",
              "versionEndExcluding": "8.3.54.138",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [
    {
      "sourceIdentifier": "cve@mitre.org",
      "tags": [
        "disputed"
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Avira AV Engine before 8.3.54.138 allows virus-detection bypass via a crafted ISO archive. This affects versions before 8.3.54.138 of Antivirus for Endpoint, Antivirus for Small Business, Exchange Security (Gateway), Internet Security Suite for Windows, Prime, Free Security Suite for Windows, and Cross Platform Anti-malware SDK. NOTE: Vendor asserts that vulnerability does not exist in product"
    },
    {
      "lang": "es",
      "value": "** EN DISPUTA ** Avira AV Engine versiones anteriores a 8.3.54.138, permite omitir la detecci\u00f3n de virus por medio de un archivo ISO dise\u00f1ado. Esto afecta a las versiones anteriores a 8.3.54.138 de Antivirus para Endpoint, Antivirus para Small Business, Exchange Security (Gateway), Internet Security Suite para Windows, Prime, Free Security Suite para Windows y Cross Platparam Anti-malware SDK. NOTA: El vendedor afirma que la vulnerabilidad no existe en el producto"
    }
  ],
  "id": "CVE-2020-9320",
  "lastModified": "2024-11-21T05:40:24.197",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-02-20T22:15:12.257",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://packetstormsecurity.com/files/156472/AVIRA-Generic-Malformed-Container-Bypass.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://seclists.org/fulldisclosure/2020/Feb/31"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://blog.zoller.lu/p/from-low-hanging-fruit-department-avira.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://www.zoller.lu/%5BTZO-01-2020%5D%20AVIRA%20Generic%20Bypass%20ISO.pdf"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://packetstormsecurity.com/files/156472/AVIRA-Generic-Malformed-Container-Bypass.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://seclists.org/fulldisclosure/2020/Feb/31"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://blog.zoller.lu/p/from-low-hanging-fruit-department-avira.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.zoller.lu/%5BTZO-01-2020%5D%20AVIRA%20Generic%20Bypass%20ISO.pdf"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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  • 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.
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  • 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.