Vulnerability-Lookup

CERTFR-2021-AVI-362

Vulnerability from certfr_avis - Published: - Updated:

Une vulnérabilité a été découverte dans Pulse Secure Virtual Traffic Manager. Elle permet à un attaquant de provoquer un contournement de la politique de sécurité lorsque l'équipement est configuré pour prendre en charge HTTP/2.

Solution

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

None

Impacted products

Vendor	Product	Description
Pulse Secure	N/A	Virtual Traffic Manager versions 20.x antérieures à 20.3R1, 20.2R1 et 20.1R2
Pulse Secure	N/A	Virtual Traffic Manager versions 19.x antérieures à 19.2R4
Pulse Secure	N/A	Virtual Traffic Manager versions 21.x antérieures à 21.1
Pulse Secure	N/A	Virtual Traffic Manager versions 18.x antérieures à 18.2R3

References

Title

Publication Time

Tags

Bulletin de sécurité Pulse Secure SA44790 du 11 mai 2021

None

vendor-advisory

Show details on source website

JSON

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Virtual Traffic Manager versions 20.x ant\u00e9rieures \u00e0 20.3R1, 20.2R1 et 20.1R2",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Pulse Secure",
          "scada": false
        }
      }
    },
    {
      "description": "Virtual Traffic Manager versions 19.x ant\u00e9rieures \u00e0 19.2R4",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Pulse Secure",
          "scada": false
        }
      }
    },
    {
      "description": "Virtual Traffic Manager versions 21.x ant\u00e9rieures \u00e0 21.1",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Pulse Secure",
          "scada": false
        }
      }
    },
    {
      "description": "Virtual Traffic Manager versions 18.x ant\u00e9rieures \u00e0 18.2R3",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Pulse Secure",
          "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",
  "cves": [
    {
      "name": "CVE-2021-31922",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31922"
    }
  ],
  "links": [],
  "reference": "CERTFR-2021-AVI-362",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2021-05-12T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    }
  ],
  "summary": "Une vuln\u00e9rabilit\u00e9 a \u00e9t\u00e9 d\u00e9couverte dans Pulse Secure Virtual Traffic\nManager. Elle permet \u00e0 un attaquant de provoquer un contournement de la\npolitique de s\u00e9curit\u00e9 lorsque l\u0027\u00e9quipement est configur\u00e9 pour prendre en\ncharge HTTP/2.\n",
  "title": "Vuln\u00e9rabilit\u00e9 dans Pulse Secure Virtual Traffic Manager",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Pulse Secure SA44790 du 11 mai 2021",
      "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44790/?kA23Z000000boUbSAI"
    }
  ]
}

CVE-2021-31922 (GCVE-0-2021-31922)

Vulnerability from cvelistv5 – Published: 2021-05-14 00:41 – Updated: 2024-08-03 23:10

Summary

An HTTP Request Smuggling vulnerability in Pulse Secure Virtual Traffic Manager before 21.1 could allow an attacker to smuggle an HTTP request through an HTTP/2 Header. This vulnerability is resolved in 21.1, 20.3R1, 20.2R1, 20.1R2, 19.2R4, and 18.2R3.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://kb.pulsesecure.net/articles/Pulse_Securit…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:10:31.282Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44790"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An HTTP Request Smuggling vulnerability in Pulse Secure Virtual Traffic Manager before 21.1 could allow an attacker to smuggle an HTTP request through an HTTP/2 Header. This vulnerability is resolved in 21.1, 20.3R1, 20.2R1, 20.1R2, 19.2R4, and 18.2R3."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-05-14T00:41:27.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44790"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-31922",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An HTTP Request Smuggling vulnerability in Pulse Secure Virtual Traffic Manager before 21.1 could allow an attacker to smuggle an HTTP request through an HTTP/2 Header. This vulnerability is resolved in 21.1, 20.3R1, 20.2R1, 20.1R2, 19.2R4, and 18.2R3."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44790",
              "refsource": "MISC",
              "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44790"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-31922",
    "datePublished": "2021-05-14T00:41:27.000Z",
    "dateReserved": "2021-04-30T00:00:00.000Z",
    "dateUpdated": "2024-08-03T23:10:31.282Z",
    "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.