FKIE_CVE-2021-44747

Vulnerability from fkie_nvd - Published: 2022-03-01 12:15 - Updated: 2024-11-21 06:31
Severity ?
4.6 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Linux Security whereby the Fmlib component used in certain F-Secure products can crash while scanning fuzzed files. The exploit can be triggered remotely by an attacker. A successful attack will result in Denial-of-Service of the Anti-Virus engine.
References
cve-notifications-us@f-secure.comhttps://www.f-secure.com/en/business/support-and-downloads/security-advisoriesVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.f-secure.com/en/business/support-and-downloads/security-advisoriesVendor Advisory
Impacted products
Vendor Product Version
f-secure atlant *
f-secure elements_endpoint_protection *
f-secure internet_gatekeeper *
f-secure linux_security *
f-secure security_cloud *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:f-secure:atlant:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "57C8A204-70F5-449A-AB4F-A33823367B39",
              "versionEndExcluding": "2022-02-23_01",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:f-secure:elements_endpoint_protection:*:*:*:*:*:mac:*:*",
              "matchCriteriaId": "15D28175-A8B5-4B18-8FF2-DE953630DD6B",
              "versionEndExcluding": "2022-02-23_01",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:f-secure:internet_gatekeeper:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "249DE15A-0756-4969-9228-ACC1BAC42FA5",
              "versionEndIncluding": "2022-02-23_01",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:f-secure:linux_security:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "FBEF97B2-9C51-4B51-AE1A-363572757604",
              "versionEndExcluding": "2022-02-23_01",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:f-secure:security_cloud:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8E59B674-ADF0-49F2-A389-6AB0678C12B1",
              "versionEndExcluding": "2022-02-23_01",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Linux Security whereby the Fmlib component used in certain F-Secure products can crash while scanning fuzzed files. The exploit can be triggered remotely by an attacker. A successful attack will result in Denial-of-Service of the Anti-Virus engine."
    },
    {
      "lang": "es",
      "value": "Se ha detectado una vulnerabilidad de denegaci\u00f3n de servicio (DoS) en F-Secure Linux Security por la que el componente Fmlib usado en determinados productos de F-Secure puede bloquearse mientras son escaneados archivos fuzzed. La explotaci\u00f3n puede ser desencadenada remotamente por un atacante. Un ataque con \u00e9xito resultar\u00e1 en la Denegaci\u00f3n de Servicio del motor Antivirus."
    }
  ],
  "id": "CVE-2021-44747",
  "lastModified": "2024-11-21T06:31:31.177",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "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": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 4.6,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 2.5,
        "source": "cve-notifications-us@f-secure.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-03-01T12:15:07.493",
  "references": [
    {
      "source": "cve-notifications-us@f-secure.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories"
    }
  ],
  "sourceIdentifier": "cve-notifications-us@f-secure.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Sightings

Author Source Type Date

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.