Vulnerability-Lookup

CNVD-2021-100290

Vulnerability from cnvd - Published: 2021-12-16

Title

Fortinet FortiOS信任管理问题漏洞（CNVD-2021-100290）

Description

Fortinet FortiOS是美国飞塔（Fortinet）公司的一套专用于FortiGate网络安全平台上的安全操作系统。该系统为用户提供防火墙、防病毒、IPSec/SSLVPN、Web内容过滤和反垃圾邮件等多种安全功能。 Fortinet FortiOS 存在安全漏洞，该漏洞源于使用硬编码的加密密钥可能允许攻击者通过逆向工程检索密钥。目前没有详细的漏洞细节提供。

Severity

中

Patch Name

Fortinet FortiOS信任管理问题漏洞（CNVD-2021-100290）的补丁

Patch Description

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-21-051

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-26108

Impacted products

Name
['Fortinet FortiOS >=5.6.0，<=5.6.13', 'Fortinet FortiOS >=6.0.0，<=6.0.12', 'Fortinet FortiOS >=6.2.0，<=6.2.8', 'Fortinet FortiOS >=6.4.0，<=6.4.5']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-26108"
    }
  },
  "description": "Fortinet FortiOS\u662f\u7f8e\u56fd\u98de\u5854\uff08Fortinet\uff09\u516c\u53f8\u7684\u4e00\u5957\u4e13\u7528\u4e8eFortiGate\u7f51\u7edc\u5b89\u5168\u5e73\u53f0\u4e0a\u7684\u5b89\u5168\u64cd\u4f5c\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u4e3a\u7528\u6237\u63d0\u4f9b\u9632\u706b\u5899\u3001\u9632\u75c5\u6bd2\u3001IPSec/SSLVPN\u3001Web\u5185\u5bb9\u8fc7\u6ee4\u548c\u53cd\u5783\u573e\u90ae\u4ef6\u7b49\u591a\u79cd\u5b89\u5168\u529f\u80fd\u3002\n\nFortinet FortiOS \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4f7f\u7528\u786c\u7f16\u7801\u7684\u52a0\u5bc6\u5bc6\u94a5\u53ef\u80fd\u5141\u8bb8\u653b\u51fb\u8005\u901a\u8fc7\u9006\u5411\u5de5\u7a0b\u68c0\u7d22\u5bc6\u94a5\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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-21-051",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-100290",
  "openTime": "2021-12-16",
  "patchDescription": "Fortinet FortiOS\u662f\u7f8e\u56fd\u98de\u5854\uff08Fortinet\uff09\u516c\u53f8\u7684\u4e00\u5957\u4e13\u7528\u4e8eFortiGate\u7f51\u7edc\u5b89\u5168\u5e73\u53f0\u4e0a\u7684\u5b89\u5168\u64cd\u4f5c\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u4e3a\u7528\u6237\u63d0\u4f9b\u9632\u706b\u5899\u3001\u9632\u75c5\u6bd2\u3001IPSec/SSLVPN\u3001Web\u5185\u5bb9\u8fc7\u6ee4\u548c\u53cd\u5783\u573e\u90ae\u4ef6\u7b49\u591a\u79cd\u5b89\u5168\u529f\u80fd\u3002\r\n\r\nFortinet FortiOS \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4f7f\u7528\u786c\u7f16\u7801\u7684\u52a0\u5bc6\u5bc6\u94a5\u53ef\u80fd\u5141\u8bb8\u653b\u51fb\u8005\u901a\u8fc7\u9006\u5411\u5de5\u7a0b\u68c0\u7d22\u5bc6\u94a5\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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 FortiOS\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-100290\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Fortinet FortiOS \u003e=5.6.0\uff0c\u003c=5.6.13",
      "Fortinet FortiOS \u003e=6.0.0\uff0c\u003c=6.0.12",
      "Fortinet FortiOS \u003e=6.2.0\uff0c\u003c=6.2.8",
      "Fortinet FortiOS \u003e=6.4.0\uff0c\u003c=6.4.5"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-26108",
  "serverity": "\u4e2d",
  "submitTime": "2021-12-09",
  "title": "Fortinet FortiOS\u4fe1\u4efb\u7ba1\u7406\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-100290\uff09"
}

CVE-2021-26108 (GCVE-0-2021-26108)

Vulnerability from cvelistv5 – Published: 2021-12-08 12:16 – Updated: 2024-10-25 13:40

Summary

A use of hard-coded cryptographic key vulnerability in the SSLVPN of FortiOS before 7.0.1 may allow an attacker to retrieve the key by reverse engineering.

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:F/RL:U/RC:C

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-10-23 14:16 UTC

CWE

Information disclosure

Assigner

fortinet mitre root

References

1 reference

URL	Tags
https://fortiguard.com/advisory/FG-IR-21-051	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
Fortinet	Fortinet FortiOS	Affected: FortiOS before 7.0.1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:19:20.065Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://fortiguard.com/advisory/FG-IR-21-051"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-26108",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-23T14:16:05.959830Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-25T13:40:59.998Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Fortinet FortiOS",
          "vendor": "Fortinet",
          "versions": [
            {
              "status": "affected",
              "version": "FortiOS before 7.0.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A use of hard-coded cryptographic key vulnerability in the SSLVPN of FortiOS before 7.0.1 may allow an attacker to retrieve the key by reverse engineering."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "exploitCodeMaturity": "FUNCTIONAL",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "remediationLevel": "UNAVAILABLE",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 7.3,
            "temporalSeverity": "HIGH",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:F/RL:U/RC:C",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Information disclosure",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-12-08T12:16:03.000Z",
        "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
        "shortName": "fortinet"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://fortiguard.com/advisory/FG-IR-21-051"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@fortinet.com",
          "ID": "CVE-2021-26108",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Fortinet FortiOS",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "FortiOS before 7.0.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Fortinet"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A use of hard-coded cryptographic key vulnerability in the SSLVPN of FortiOS before 7.0.1 may allow an attacker to retrieve the key by reverse engineering."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "Low",
            "attackVector": "Network",
            "availabilityImpact": "None",
            "baseScore": 7.3,
            "baseSeverity": "High",
            "confidentialityImpact": "High",
            "integrityImpact": "None",
            "privilegesRequired": "None",
            "scope": "Unchanged",
            "userInteraction": "None",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:F/RL:U/RC:C",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Information disclosure"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://fortiguard.com/advisory/FG-IR-21-051",
              "refsource": "CONFIRM",
              "url": "https://fortiguard.com/advisory/FG-IR-21-051"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
    "assignerShortName": "fortinet",
    "cveId": "CVE-2021-26108",
    "datePublished": "2021-12-08T12:16:03.000Z",
    "dateReserved": "2021-01-25T00:00:00.000Z",
    "dateUpdated": "2024-10-25T13:40:59.998Z",
    "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.