Vulnerability-Lookup

CERTFR-2021-AVI-384

Vulnerability from certfr_avis - Published: - Updated:

Une vulnérabilité a été découverte dans Pulse Connect Secure. Elle permet à un attaquant de provoquer une exécution de code arbitraire à distance.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Contournement provisoire

[mise à jour du 21/06/2021]

L'éditeur a publié la version 9.1R11.5 qui corrige la vulnérabilité.

[version initiale]

Note importante : la version corrective n'est pas encore disponible, le mode de contournement dépend de la version actuelle de l'équipement :

les équipements en version 9.1R11.4 doivent appliquer le contournement proposé dans le bulletin de sécurité de l'éditeur SA44800 (utilisation du fichier Workaround-2015.xml)
les équipements en versions 9.1R11.3 et antérieures doivent appliquer le contournement indiqué dans le bulletin de sécurité de l'éditeur SA44784 publié le 20 avril 2021 (utilisation du fichier Workaround-2014.xml) [1]

None

Impacted products

	Vendor	Product	Description
	N/A	N/A	Pulse Connect Secure versions antérieures à 9.1R.11.5

References

Title

Publication Time

Tags

Bulletin de sécurité Pulse Secure SA44800 du 14 mai 2021	None	vendor-advisory
[1] alerte de sécurité CERT-FR CERTFR-2021-ALE-007	-	other

Show details on source website

JSON

To clipboard

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Pulse Connect Secure versions ant\u00e9rieures \u00e0 9.1R.11.5",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "N/A",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": null,
  "content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n\n## Contournement provisoire\n\n**\\[mise \u00e0 jour du 21/06/2021\\]**\n\nL\u0027\u00e9diteur a publi\u00e9 la version 9.1R11.5 qui corrige la vuln\u00e9rabilit\u00e9.\n\n**\\[version initiale\\]**\n\n**Note importante :** la version corrective n\u0027est pas encore disponible,\nle mode de contournement d\u00e9pend de la version actuelle de l\u0027\u00e9quipement :\n\n-   les \u00e9quipements en **version 9.1R11.4** doivent appliquer le\n    contournement propos\u00e9 dans le bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur\n    SA44800 (utilisation du fichier **Workaround-2015.xml**)\n-   les \u00e9quipements en **versions 9.1R11.3 et ant\u00e9rieures** doivent\n    appliquer le contournement indiqu\u00e9 dans le bulletin de s\u00e9curit\u00e9 de\n    l\u0027\u00e9diteur SA44784 publi\u00e9 le 20 avril 2021 (utilisation du fichier\n    **Workaround-2014.xml**) \\[1\\]\n",
  "cves": [
    {
      "name": "CVE-2021-22908",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-22908"
    }
  ],
  "links": [
    {
      "title": "[1] alerte de s\u00e9curit\u00e9 CERT-FR CERTFR-2021-ALE-007",
      "url": "https://www.cert.ssi.gouv.fr/alerte/CERTFR-2021-ALE-007/"
    }
  ],
  "reference": "CERTFR-2021-AVI-384",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2021-05-17T00:00:00.000000"
    },
    {
      "description": "l\u0027\u00e9diteur a publi\u00e9 le correctif, mise \u00e0 jour de l\u0027avis.",
      "revision_date": "2021-06-21T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    }
  ],
  "summary": "Une vuln\u00e9rabilit\u00e9 a \u00e9t\u00e9 d\u00e9couverte dans Pulse Connect Secure. Elle\npermet \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0\ndistance.\n\n\u00a0\n",
  "title": "[MaJ] Vuln\u00e9rabilit\u00e9 dans Pulse Connect Secure",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Pulse Secure SA44800 du 14 mai 2021",
      "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44800/?kA23Z000000boUgSAI"
    }
  ]
}

CVE-2021-22908 (GCVE-0-2021-22908)

Vulnerability from cvelistv5 – Published: 2021-05-27 11:14 – Updated: 2024-08-03 18:58

Summary

A buffer overflow vulnerability exists in Windows File Resource Profiles in 9.X allows a remote authenticated user with privileges to browse SMB shares to execute arbitrary code as the root user. As of version 9.1R3, this permission is not enabled by default.

Severity

No CVSS data available.

CWE

CWE-120 - Classic Buffer Overflow (CWE-120)

Assigner

hackerone mitre root

References

2 references

URL	Tags
https://kb.pulsesecure.net/articles/Pulse_Securit…	x_refsource_MISC
https://www.kb.cert.org/vuls/id/667933

Impacted products

1 product

Vendor	Product	Version
n/a	Pulse Connect Secure	Affected: Fixed in 9.1R11.5

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:58:25.474Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://www.kb.cert.org/vuls/id/667933"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44800/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Pulse Connect Secure",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Fixed in 9.1R11.5"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A buffer overflow vulnerability exists in Windows File Resource Profiles in 9.X allows a remote authenticated user with privileges to browse SMB shares to execute arbitrary code as the root user. As of version 9.1R3, this permission is not enabled by default."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-120",
              "description": "Classic Buffer Overflow (CWE-120)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-05-27T11:14:24.000Z",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44800/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "support@hackerone.com",
          "ID": "CVE-2021-22908",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Pulse Connect Secure",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Fixed in 9.1R11.5"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A buffer overflow vulnerability exists in Windows File Resource Profiles in 9.X allows a remote authenticated user with privileges to browse SMB shares to execute arbitrary code as the root user. As of version 9.1R3, this permission is not enabled by default."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Classic Buffer Overflow (CWE-120)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44800/",
              "refsource": "MISC",
              "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44800/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
    "cveId": "CVE-2021-22908",
    "datePublished": "2021-05-27T11:14:24.000Z",
    "dateReserved": "2021-01-06T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:58:25.474Z",
    "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.