Vulnerability-Lookup

CNVD-2023-99928

Vulnerability from cnvd - Published: 2023-12-22

Title

ZTE ZXCTN身份验证绕过漏洞

Description

ZTE ZXCTN是中国中兴（ZTE）公司的承载网络接入层的分组传送产品。 ZTE ZXCTN 6120H 5.10.00B24版本存在身份验证绕过漏洞，该漏洞系统对数据可靠性的验证不够充分，攻击者可利用该漏洞将未经认证的光模块替换设备上经过认证的光模块，绕过系统认证检测，从而影响信号传输。

Severity

低

Patch Name

ZTE ZXCTN身份验证绕过漏洞的补丁

Patch Description

ZTE ZXCTN是中国中兴（ZTE）公司的承载网络接入层的分组传送产品。 ZTE ZXCTN 6120H 5.10.00B24版本存在身份验证绕过漏洞，该漏洞系统对数据可靠性的验证不够充分，攻击者可利用该漏洞将未经认证的光模块替换设备上经过认证的光模块，绕过系统认证检测，从而影响信号传输。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.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1017024

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-21739

Impacted products

Name
ZTE ZTE ZXCTN 5.10.00B24

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-21739",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-21739"
    }
  },
  "description": "ZTE ZXCTN\u662f\u4e2d\u56fd\u4e2d\u5174\uff08ZTE\uff09\u516c\u53f8\u7684\u627f\u8f7d\u7f51\u7edc\u63a5\u5165\u5c42\u7684\u5206\u7ec4\u4f20\u9001\u4ea7\u54c1\u3002\n\nZTE ZXCTN 6120H 5.10.00B24\u7248\u672c\u5b58\u5728\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u7cfb\u7edf\u5bf9\u6570\u636e\u53ef\u9760\u6027\u7684\u9a8c\u8bc1\u4e0d\u591f\u5145\u5206\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06\u672a\u7ecf\u8ba4\u8bc1\u7684\u5149\u6a21\u5757\u66ff\u6362\u8bbe\u5907\u4e0a\u7ecf\u8fc7\u8ba4\u8bc1\u7684\u5149\u6a21\u5757\uff0c\u7ed5\u8fc7\u7cfb\u7edf\u8ba4\u8bc1\u68c0\u6d4b\uff0c\u4ece\u800c\u5f71\u54cd\u4fe1\u53f7\u4f20\u8f93\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.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1017024",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2023-99928",
  "openTime": "2023-12-22",
  "patchDescription": "ZTE ZXCTN\u662f\u4e2d\u56fd\u4e2d\u5174\uff08ZTE\uff09\u516c\u53f8\u7684\u627f\u8f7d\u7f51\u7edc\u63a5\u5165\u5c42\u7684\u5206\u7ec4\u4f20\u9001\u4ea7\u54c1\u3002\r\n\r\nZTE ZXCTN 6120H 5.10.00B24\u7248\u672c\u5b58\u5728\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u7cfb\u7edf\u5bf9\u6570\u636e\u53ef\u9760\u6027\u7684\u9a8c\u8bc1\u4e0d\u591f\u5145\u5206\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06\u672a\u7ecf\u8ba4\u8bc1\u7684\u5149\u6a21\u5757\u66ff\u6362\u8bbe\u5907\u4e0a\u7ecf\u8fc7\u8ba4\u8bc1\u7684\u5149\u6a21\u5757\uff0c\u7ed5\u8fc7\u7cfb\u7edf\u8ba4\u8bc1\u68c0\u6d4b\uff0c\u4ece\u800c\u5f71\u54cd\u4fe1\u53f7\u4f20\u8f93\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": "ZTE ZXCTN\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "ZTE ZTE ZXCTN 5.10.00B24"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-21739",
  "serverity": "\u4f4e",
  "submitTime": "2021-08-07",
  "title": "ZTE ZXCTN\u8eab\u4efd\u9a8c\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e"
}

CVE-2021-21739 (GCVE-0-2021-21739)

Vulnerability from cvelistv5 – Published: 2021-08-05 19:48 – Updated: 2024-08-03 18:23

Summary

A ZTE's product of the transport network access layer has a security vulnerability. Because the system does not sufficiently verify the data reliability, attackers could replace an authenticated optical module on the equipment with an unauthenticated one, bypassing system authentication and detection, thus affecting signal transmission. This affects: <ZXCTN 6120H><V5.10.00B24>

Severity

No CVSS data available.

CWE

Insufficient Verification of Data reliability

Assigner

zte mitre root

References

1 reference

URL	Tags
https://support.zte.com.cn/support/news/LoopholeI…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	<ZXCTN 6120H>	Affected: <V5.10.00B24>

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:23:29.405Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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              "x_transferred"
            ],
            "url": "https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1017024"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "\u003cZXCTN 6120H\u003e",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "\u003cV5.10.00B24\u003e"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A ZTE\u0027s product of the transport network access layer has a security vulnerability. Because the system does not sufficiently verify the data reliability, attackers could replace an authenticated optical module on the equipment with an unauthenticated one, bypassing system authentication and detection, thus affecting signal transmission. This affects: \u003cZXCTN 6120H\u003e\u003cV5.10.00B24\u003e"
        }
      ],
      "problemTypes": [
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          "descriptions": [
            {
              "description": "Insufficient Verification of Data reliability",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-08-05T19:48:41.000Z",
        "orgId": "6786b568-6808-4982-b61f-398b0d9679eb",
        "shortName": "zte"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1017024"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@zte.com.cn",
          "ID": "CVE-2021-21739",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "\u003cZXCTN 6120H\u003e",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003cV5.10.00B24\u003e"
                          }
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                      }
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                "vendor_name": "n/a"
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          }
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        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "value": "A ZTE\u0027s product of the transport network access layer has a security vulnerability. Because the system does not sufficiently verify the data reliability, attackers could replace an authenticated optical module on the equipment with an unauthenticated one, bypassing system authentication and detection, thus affecting signal transmission. This affects: \u003cZXCTN 6120H\u003e\u003cV5.10.00B24\u003e"
            }
          ]
        },
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            }
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  "cveMetadata": {
    "assignerOrgId": "6786b568-6808-4982-b61f-398b0d9679eb",
    "assignerShortName": "zte",
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    "datePublished": "2021-08-05T19:48:41.000Z",
    "dateReserved": "2021-01-04T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:23:29.405Z",
    "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.

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.

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CNVD-2023-99928

CVE-2021-21739 (GCVE-0-2021-21739)

Tags

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Nomenclature

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