Vulnerability-Lookup

CERTFR-2022-AVI-128

Vulnerability from certfr_avis - Published: - Updated:

Une vulnérabilité a été découverte dans les produits F-Secure. Elle permet à un attaquant de provoquer un déni de service.

Solution

Le correctif a été déployé automatiquement lors de la mise jour Capricorn update 2022-02-01_01, cf. le bulletin de sécurité de l'éditeur (cf. section Documentation).

None

Impacted products

Vendor	Product	Description
N/A	N/A	F-Secure Internet Gatekeeper
ESET	Security	F-Secure Security Cloud
N/A	N/A	F-Secure Atlant
ESET	Security	F-Secure Linux Security 64
Microsoft	Windows	F-Secure All F-Secure Endpoint Protection products on Windows and Mac
ESET	Security	F-Secure Linux Security (32-bit)

References

Title

Publication Time

Tags

Bulletin de sécurité F-Secure cve-2021-40837 du 09 février 2022	None	vendor-advisory
Bulletin de sécurité F-Secure cve-2021-40837 du 9 février 2022	-	other

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "F-Secure Internet Gatekeeper",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "N/A",
          "scada": false
        }
      }
    },
    {
      "description": "F-Secure Security Cloud",
      "product": {
        "name": "Security",
        "vendor": {
          "name": "ESET",
          "scada": false
        }
      }
    },
    {
      "description": "F-Secure Atlant",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "N/A",
          "scada": false
        }
      }
    },
    {
      "description": "F-Secure Linux Security 64",
      "product": {
        "name": "Security",
        "vendor": {
          "name": "ESET",
          "scada": false
        }
      }
    },
    {
      "description": "F-Secure All F-Secure Endpoint Protection products on Windows and Mac",
      "product": {
        "name": "Windows",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "F-Secure Linux Security (32-bit)",
      "product": {
        "name": "Security",
        "vendor": {
          "name": "ESET",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": null,
  "content": "## Solution\n\nLe correctif a \u00e9t\u00e9 d\u00e9ploy\u00e9 automatiquement lors de la mise jour\n*Capricorn update 2022-02-01_01,* cf. le bulletin de s\u00e9curit\u00e9 de\nl\u0027\u00e9diteur (cf. section Documentation).\n",
  "cves": [
    {
      "name": "CVE-2021-40837",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-40837"
    }
  ],
  "links": [
    {
      "title": "Bulletin de s\u00e9curit\u00e9 F-Secure cve-2021-40837 du 9 f\u00e9vrier 2022",
      "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40837"
    }
  ],
  "reference": "CERTFR-2022-AVI-128",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2022-02-09T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service"
    }
  ],
  "summary": "Une vuln\u00e9rabilit\u00e9 a \u00e9t\u00e9 d\u00e9couverte dans les produits F-Secure. Elle\npermet \u00e0 un attaquant de provoquer un d\u00e9ni de service.\n",
  "title": "Vuln\u00e9rabilit\u00e9 dans les produits F-Secure",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 F-Secure cve-2021-40837 du 09 f\u00e9vrier 2022",
      "url": null
    }
  ]
}

CVE-2021-40837 (GCVE-0-2021-40837)

Vulnerability from cvelistv5 – Published: 2022-02-09 12:10 – Updated: 2024-08-04 02:51

Title

Denial-of-Service (DoS) Vulnerability

Summary

A vulnerability affecting F-Secure antivirus engine before Capricorn update 2022-02-01_01 was discovered whereby decompression of ACE file causes the scanner service to stop. The vulnerability can be exploited remotely by an attacker. A successful attack will result in denial-of-service of the antivirus engine.

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

2 references

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

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JSON

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{
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        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:51:07.508Z",
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        "references": [
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              "x_transferred"
            ],
            "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories"
          },
          {
            "tags": [
              "x_refsource_MISC",
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            ],
            "url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40837"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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        {
          "product": "F-Secure endpoint protection products on Windows and Mac. F-Secure Linux Security (32-bit), F-Secure Linux Security 64, F-Secure Atlant, F-Secure Internet Gatekeeper \u0026 F-Secure Security Cloud",
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        }
      ],
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        {
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            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
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            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
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      ],
      "solutions": [
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          "value": "FIX: No User action is required. The required fix has been published through automatic update channel with Capricorn update 2022-02-01_01"
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      "source": {
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      },
      "title": "Denial-of-Service (DoS) Vulnerability",
      "x_generator": {
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      "x_legacyV4Record": {
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        },
        "affects": {
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                      "version": {
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                          {
                            "version_affected": "=",
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                      }
                    }
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                "vendor_name": "F-Secure"
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        },
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        },
        "generator": {
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        "impact": {
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            },
            {
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            }
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        },
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    }
  },
  "cveMetadata": {
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    "assignerShortName": "F-SecureUS",
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    "dateReserved": "2021-09-09T00:00:00.000Z",
    "dateUpdated": "2024-08-04T02:51:07.508Z",
    "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.

Detection rules are retrieved from Rulezet.

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.