Vulnerability-Lookup

CNVD-2021-04826

Vulnerability from cnvd - Published: 2021-01-21

Title

F5 BIG-IP APM拒绝服务漏洞（CNVD-2021-04826）

Description

F5 BIG-IP APM是美国F5公司的一套访问和安全解决方案。该产品提供统一访问关键业务应用和网络的功能。 F5 BIG-IP APM存在安全漏洞，攻击者可利用该漏洞可以通过F5 BIG-IP APM虚拟服务器触发致命错误，以触发拒绝。

Severity

高

Patch Name

F5 BIG-IP APM拒绝服务漏洞（CNVD-2021-04826）的补丁

Patch Description

F5 BIG-IP APM是美国F5公司的一套访问和安全解决方案。该产品提供统一访问关键业务应用和网络的功能。 F5 BIG-IP APM存在安全漏洞，攻击者可利用该漏洞可以通过F5 BIG-IP APM虚拟服务器触发致命错误，以触发拒绝。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://support.f5.com/csp/article/K51574311

Reference

https://vigilance.fr/vulnerability/F5-BIG-IP-APM-denial-of-service-via-Virtual-Server-34154

Impacted products

Name
['F5 F5 BIG-IP APM >=14.1.0，<=14.1.3', 'F5 BIG-IP APM >=15.1.0，<=15.1.0.5', 'F5 BIG-IP APM >=12.1.0，<=12.1.5.2', 'F5 BIG-IP APM >=11.6.1，<=11.6.5.2', 'F5 BIG-IP APM >=13.1.0，<=13.1.3.5']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-27716",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-27716"
    }
  },
  "description": "F5 BIG-IP APM\u662f\u7f8e\u56fdF5\u516c\u53f8\u7684\u4e00\u5957\u8bbf\u95ee\u548c\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u4ea7\u54c1\u63d0\u4f9b\u7edf\u4e00\u8bbf\u95ee\u5173\u952e\u4e1a\u52a1\u5e94\u7528\u548c\u7f51\u7edc\u7684\u529f\u80fd\u3002\n\nF5 BIG-IP APM\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u901a\u8fc7F5 BIG-IP APM\u865a\u62df\u670d\u52a1\u5668\u89e6\u53d1\u81f4\u547d\u9519\u8bef\uff0c\u4ee5\u89e6\u53d1\u62d2\u7edd\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://support.f5.com/csp/article/K51574311",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-04826",
  "openTime": "2021-01-21",
  "patchDescription": "F5 BIG-IP APM\u662f\u7f8e\u56fdF5\u516c\u53f8\u7684\u4e00\u5957\u8bbf\u95ee\u548c\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u4ea7\u54c1\u63d0\u4f9b\u7edf\u4e00\u8bbf\u95ee\u5173\u952e\u4e1a\u52a1\u5e94\u7528\u548c\u7f51\u7edc\u7684\u529f\u80fd\u3002\r\n\r\nF5 BIG-IP APM\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u901a\u8fc7F5 BIG-IP APM\u865a\u62df\u670d\u52a1\u5668\u89e6\u53d1\u81f4\u547d\u9519\u8bef\uff0c\u4ee5\u89e6\u53d1\u62d2\u7edd\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": "F5 BIG-IP APM\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2021-04826\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "F5 F5 BIG-IP APM \u003e=14.1.0\uff0c\u003c=14.1.3",
      "F5 BIG-IP APM \u003e=15.1.0\uff0c\u003c=15.1.0.5",
      "F5 BIG-IP APM \u003e=12.1.0\uff0c\u003c=12.1.5.2",
      "F5 BIG-IP APM \u003e=11.6.1\uff0c\u003c=11.6.5.2",
      "F5 BIG-IP APM \u003e=13.1.0\uff0c\u003c=13.1.3.5"
    ]
  },
  "referenceLink": "https://vigilance.fr/vulnerability/F5-BIG-IP-APM-denial-of-service-via-Virtual-Server-34154",
  "serverity": "\u9ad8",
  "submitTime": "2020-12-29",
  "title": "F5 BIG-IP APM\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2021-04826\uff09"
}

CVE-2020-27716 (GCVE-0-2020-27716)

Vulnerability from cvelistv5 – Published: 2020-12-24 15:06 – Updated: 2024-08-04 16:18

Summary

On versions 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.5, 12.1.0-12.1.5.2, and 11.6.1-11.6.5.2, when a BIG-IP APM virtual server processes traffic of an undisclosed nature, the Traffic Management Microkernel (TMM) stops responding and restarts.

Severity

No CVSS data available.

CWE

Assigner

f5 mitre root

References

1 reference

URL	Tags
https://support.f5.com/csp/article/K51574311	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	BIG-IP APM	Affected: 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.5, 12.1.0-12.1.5.2, 11.6.1-11.6.5.2

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T16:18:45.546Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.f5.com/csp/article/K51574311"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "BIG-IP APM",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.5, 12.1.0-12.1.5.2, 11.6.1-11.6.5.2"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "On versions 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.5, 12.1.0-12.1.5.2, and 11.6.1-11.6.5.2, when a BIG-IP APM virtual server processes traffic of an undisclosed nature, the Traffic Management Microkernel (TMM) stops responding and restarts."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "DoS",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-12-24T15:06:46.000Z",
        "orgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
        "shortName": "f5"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.f5.com/csp/article/K51574311"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "f5sirt@f5.com",
          "ID": "CVE-2020-27716",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "BIG-IP APM",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.5, 12.1.0-12.1.5.2, 11.6.1-11.6.5.2"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
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              "lang": "eng",
              "value": "On versions 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.5, 12.1.0-12.1.5.2, and 11.6.1-11.6.5.2, when a BIG-IP APM virtual server processes traffic of an undisclosed nature, the Traffic Management Microkernel (TMM) stops responding and restarts."
            }
          ]
        },
        "problemtype": {
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            {
              "description": [
                {
                  "lang": "eng",
                  "value": "DoS"
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://support.f5.com/csp/article/K51574311",
              "refsource": "MISC",
              "url": "https://support.f5.com/csp/article/K51574311"
            }
          ]
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
    "assignerShortName": "f5",
    "cveId": "CVE-2020-27716",
    "datePublished": "2020-12-24T15:06:46.000Z",
    "dateReserved": "2020-10-26T00:00:00.000Z",
    "dateUpdated": "2024-08-04T16:18:45.546Z",
    "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.

Action not permitted

CNVD-2021-04826

CVE-2020-27716 (GCVE-0-2020-27716)

Tags

Sightings

Nomenclature

Related by attack behaviour