Vulnerability-Lookup

GHSA-PCR7-VHW2-6Q28

Vulnerability from github – Published: 2022-03-02 00:00 – Updated: 2022-03-17 00:04

Details

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.

Severity

6.5 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2021-44747"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-03-01T12:15:00Z",
    "severity": "MODERATE"
  },
  "details": "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.",
  "id": "GHSA-pcr7-vhw2-6q28",
  "modified": "2022-03-17T00:04:30Z",
  "published": "2022-03-02T00:00:19Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-44747"
    },
    {
      "type": "WEB",
      "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories"
    },
    {
      "type": "WEB",
      "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-44747"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-44747 (GCVE-0-2021-44747)

Vulnerability from cvelistv5 – Published: 2022-03-01 11:55 – Updated: 2024-08-04 04:32

Title

Denial-of-Service (DoS) Vulnerability

Summary

Severity

4.6 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L

CWE

Denial of Service Vulnerability

Assigner

F-SecureUS

References

1 reference

URL	Tags
https://www.f-secure.com/en/business/support-and-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
F-Secure	F-Secure endpoint protection products on Mac, F-Secure Linux Security (32-bit), F-Secure Linux Security 64, F-Secure Atlant, F-Secure Internet Gatekeeper & F-Secure Security Cloud	Affected: All Version

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T04:32:13.027Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "F-Secure endpoint protection products on Mac, F-Secure Linux Security (32-bit), F-Secure Linux Security 64, F-Secure Atlant, F-Secure Internet Gatekeeper \u0026 F-Secure Security Cloud",
          "vendor": "F-Secure",
          "versions": [
            {
              "status": "affected",
              "version": "All Version"
            }
          ]
        }
      ],
      "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."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "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"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Denial of Service Vulnerability",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-03-04T15:47:23.000Z",
        "orgId": "126858f1-1b65-4b74-81ca-7034f7f7723f",
        "shortName": "F-SecureUS"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "FIX: No user action is required. The required fix has been published through automatic update channel with Pisces release 2022-02-23_01"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Denial-of-Service (DoS) Vulnerability",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve-notifications-us@f-secure.com",
          "ID": "CVE-2021-44747",
          "STATE": "PUBLIC",
          "TITLE": "Denial-of-Service (DoS) Vulnerability"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "F-Secure endpoint protection products on Mac, F-Secure Linux Security (32-bit), F-Secure Linux Security 64, F-Secure Atlant, F-Secure Internet Gatekeeper \u0026 F-Secure Security Cloud",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "=",
                            "version_value": "All Version"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "F-Secure"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "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."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "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"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Denial of Service Vulnerability"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories",
              "refsource": "MISC",
              "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "FIX: No user action is required. The required fix has been published through automatic update channel with Pisces release 2022-02-23_01"
          }
        ],
        "source": {
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "126858f1-1b65-4b74-81ca-7034f7f7723f",
    "assignerShortName": "F-SecureUS",
    "cveId": "CVE-2021-44747",
    "datePublished": "2022-03-01T11:55:26.000Z",
    "dateReserved": "2021-12-08T00:00:00.000Z",
    "dateUpdated": "2024-08-04T04:32:13.027Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

GHSA-PCR7-VHW2-6Q28

CVE-2021-44747 (GCVE-0-2021-44747)

Tags

Sightings

Nomenclature

Related by attack behaviour