Vulnerability-Lookup

CNVD-2022-72078

Vulnerability from cnvd - Published: 2022-10-28

Title

free5GC拒绝服务漏洞

Description

free5GC是free5GC开源的一个第 5 代 (5G) 移动核心网络的开源项目。 free5GC 3.2.1版本存在拒绝服务漏洞。该漏洞源于程序未能正确出来错误的NGAP消息，攻击者利用该漏洞通过特制的NGAP消息使AMF和NGAP解码器崩溃。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://www.free5gc.org/

Reference

https://github.com/free5gc/free5gc/issues/402

Impacted products

Name
free5GC free5GC 3.2.1

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-43677",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-43677"
    }
  },
  "description": "free5GC\u662ffree5GC\u5f00\u6e90\u7684\u4e00\u4e2a\u7b2c 5 \u4ee3 (5G) \u79fb\u52a8\u6838\u5fc3\u7f51\u7edc\u7684\u5f00\u6e90\u9879\u76ee\u3002\n\nfree5GC 3.2.1\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u51fa\u6765\u9519\u8bef\u7684NGAP\u6d88\u606f\uff0c\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7279\u5236\u7684NGAP\u6d88\u606f\u4f7fAMF\u548cNGAP\u89e3\u7801\u5668\u5d29\u6e83\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://www.free5gc.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-72078",
  "openTime": "2022-10-28",
  "products": {
    "product": "free5GC free5GC 3.2.1"
  },
  "referenceLink": "https://github.com/free5gc/free5gc/issues/402",
  "serverity": "\u4e2d",
  "submitTime": "2022-10-26",
  "title": "free5GC\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2022-43677 (GCVE-0-2022-43677)

Vulnerability from cvelistv5 – Published: 2022-10-24 00:00 – Updated: 2024-08-03 13:40

Summary

In free5GC 3.2.1, a malformed NGAP message can crash the AMF and NGAP decoders via an index-out-of-range panic in aper.GetBitString.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

2 references

URL	Tags
https://github.com/free5gc/free5gc/issues/402
https://www.trendmicro.com/en_us/research/23/j/as…

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T13:40:05.778Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/free5gc/free5gc/issues/402"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.trendmicro.com/en_us/research/23/j/asn1-vulnerabilities-in-5g-cores.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In free5GC 3.2.1, a malformed NGAP message can crash the AMF and NGAP decoders via an index-out-of-range panic in aper.GetBitString."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-12-08T02:28:05.673Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/free5gc/free5gc/issues/402"
        },
        {
          "url": "https://www.trendmicro.com/en_us/research/23/j/asn1-vulnerabilities-in-5g-cores.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2022-43677",
    "datePublished": "2022-10-24T00:00:00.000Z",
    "dateReserved": "2022-10-24T00:00:00.000Z",
    "dateUpdated": "2024-08-03T13:40:05.778Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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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.

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.
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CNVD-2022-72078

CVE-2022-43677 (GCVE-0-2022-43677)

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