cnvd - cnvd-2021-50165

cnvd-2021-50165

Vulnerability from cnvd

Title: Fortinet FortiMail注入漏洞

Description:

Fortinet FortiMail是美国飞塔（Fortinet）公司的一套电子邮件安全网关产品。该产品提供电子邮件安全防护和数据保护等功能。

Fortinet FortiMail存在注入漏洞，该漏洞源于FortiMail 中散列摘要算法实施中缺少加密步骤。未经身份验证的攻击者可利用漏洞通过附加更多数据来篡改签名URL，从而绕过签名验证。

Severity: 高

Patch Name: Fortinet FortiMail注入漏洞的补丁

Patch Description:

Fortinet FortiMail是美国飞塔（Fortinet）公司的一套电子邮件安全网关产品。该产品提供电子邮件安全防护和数据保护等功能。

Fortinet FortiMail存在注入漏洞，该漏洞源于FortiMail 中散列摘要算法实施中缺少加密步骤。未经身份验证的攻击者可利用漏洞通过附加更多数据来篡改签名URL，从而绕过签名验证。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.fortiguard.com/psirt/FG-IR-21-027

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-24020

Impacted products

Name
['Fortinet FortiMail >=6.4.0，<=6.4.4', 'Fortinet FortiMail >=6.2.0，<=6.2.7']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-24020"
    }
  },
  "description": "Fortinet FortiMail\u662f\u7f8e\u56fd\u98de\u5854\uff08Fortinet\uff09\u516c\u53f8\u7684\u4e00\u5957\u7535\u5b50\u90ae\u4ef6\u5b89\u5168\u7f51\u5173\u4ea7\u54c1\u3002\u8be5\u4ea7\u54c1\u63d0\u4f9b\u7535\u5b50\u90ae\u4ef6\u5b89\u5168\u9632\u62a4\u548c\u6570\u636e\u4fdd\u62a4\u7b49\u529f\u80fd\u3002\n\nFortinet FortiMail\u5b58\u5728\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eFortiMail \u4e2d\u6563\u5217\u6458\u8981\u7b97\u6cd5\u5b9e\u65bd\u4e2d\u7f3a\u5c11\u52a0\u5bc6\u6b65\u9aa4\u3002\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u901a\u8fc7\u9644\u52a0\u66f4\u591a\u6570\u636e\u6765\u7be1\u6539\u7b7e\u540dURL\uff0c\u4ece\u800c\u7ed5\u8fc7\u7b7e\u540d\u9a8c\u8bc1\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.fortiguard.com/psirt/FG-IR-21-027",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-50165",
  "openTime": "2021-07-13",
  "patchDescription": "Fortinet FortiMail\u662f\u7f8e\u56fd\u98de\u5854\uff08Fortinet\uff09\u516c\u53f8\u7684\u4e00\u5957\u7535\u5b50\u90ae\u4ef6\u5b89\u5168\u7f51\u5173\u4ea7\u54c1\u3002\u8be5\u4ea7\u54c1\u63d0\u4f9b\u7535\u5b50\u90ae\u4ef6\u5b89\u5168\u9632\u62a4\u548c\u6570\u636e\u4fdd\u62a4\u7b49\u529f\u80fd\u3002\r\n\r\nFortinet FortiMail\u5b58\u5728\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eFortiMail \u4e2d\u6563\u5217\u6458\u8981\u7b97\u6cd5\u5b9e\u65bd\u4e2d\u7f3a\u5c11\u52a0\u5bc6\u6b65\u9aa4\u3002\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u901a\u8fc7\u9644\u52a0\u66f4\u591a\u6570\u636e\u6765\u7be1\u6539\u7b7e\u540dURL\uff0c\u4ece\u800c\u7ed5\u8fc7\u7b7e\u540d\u9a8c\u8bc1\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Fortinet FortiMail\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Fortinet FortiMail \u003e=6.4.0\uff0c\u003c=6.4.4",
      "Fortinet FortiMail \u003e=6.2.0\uff0c\u003c=6.2.7"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-24020",
  "serverity": "\u9ad8",
  "submitTime": "2021-07-13",
  "title": "Fortinet FortiMail\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2021-24020 (GCVE-0-2021-24020)

Vulnerability from cvelistv5

Published

2021-07-09 18:17

Modified

2024-10-25 13:57

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

Improper Access Control

Summary

A missing cryptographic step in the implementation of the hash digest algorithm in FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7 may allow an unauthenticated attacker to tamper with signed URLs by appending further data which allows bypass of signature verification.

References

▼	URL	Tags
	https://fortiguard.com/advisory/FG-IR-21-027	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	Fortinet	Fortinet FortiMail	Version: FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:14:10.061Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://fortiguard.com/advisory/FG-IR-21-027"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-24020",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-23T14:13:45.573210Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-25T13:57:25.857Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Fortinet FortiMail",
          "vendor": "Fortinet",
          "versions": [
            {
              "status": "affected",
              "version": "FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A missing cryptographic step in the implementation of the hash digest algorithm in FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7 may allow an unauthenticated attacker to tamper with signed URLs by appending further data which allows bypass of signature verification."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Improper Access Control",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-07-09T18:17:26",
        "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
        "shortName": "fortinet"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://fortiguard.com/advisory/FG-IR-21-027"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@fortinet.com",
          "ID": "CVE-2021-24020",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Fortinet FortiMail",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Fortinet"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A missing cryptographic step in the implementation of the hash digest algorithm in FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7 may allow an unauthenticated attacker to tamper with signed URLs by appending further data which allows bypass of signature verification."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "High",
            "attackVector": "Network",
            "availabilityImpact": "High",
            "baseScore": 6.9,
            "baseSeverity": "Medium",
            "confidentialityImpact": "High",
            "integrityImpact": "High",
            "privilegesRequired": "Low",
            "scope": "Unchanged",
            "userInteraction": "None",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Improper Access Control"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://fortiguard.com/advisory/FG-IR-21-027",
              "refsource": "CONFIRM",
              "url": "https://fortiguard.com/advisory/FG-IR-21-027"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
    "assignerShortName": "fortinet",
    "cveId": "CVE-2021-24020",
    "datePublished": "2021-07-09T18:17:26",
    "dateReserved": "2021-01-13T00:00:00",
    "dateUpdated": "2024-10-25T13:57:25.857Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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