Vulnerability-Lookup

CNVD-2025-21169

Vulnerability from cnvd - Published: 2025-09-12

Title

Tenda AC20缓冲区溢出漏洞

Description

Tenda AC20是腾达公司的一款无线路由器产品。 Tenda AC20 16.03.08.12及之前版本存在缓冲区溢出漏洞，该漏洞源于/goform/GetParentControlInfo文件中的strcpy函数对mac参数处理不当。攻击者可利用该漏洞通过远程发送特制数据触发缓冲区溢出，从而执行任意代码或导致系统崩溃。

Severity

高

Formal description

目前厂商尚未发布升级补丁以修复这个安全问题，请到厂商的主页下载： https://vuldb.com/?id.323089

Reference

https://vuldb.com/?id.323089 https://vuldb.com/?ctiid.323089 https://vuldb.com/?submit.645680 https://github.com/cymiao1978/cve/blob/main/4.md https://github.com/cymiao1978/cve/blob/main/4.md#poc https://www.tenda.com.cn/

Impacted products

Name
Tenda AC20 <=16.03.08.12

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2025-10120",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2025-10120"
    }
  },
  "description": "Tenda AC20\u662f\u817e\u8fbe\u516c\u53f8\u7684\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u4ea7\u54c1\u3002\n\nTenda AC20 16.03.08.12\u53ca\u4e4b\u524d\u7248\u672c\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e/goform/GetParentControlInfo\u6587\u4ef6\u4e2d\u7684strcpy\u51fd\u6570\u5bf9mac\u53c2\u6570\u5904\u7406\u4e0d\u5f53\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u8fdc\u7a0b\u53d1\u9001\u7279\u5236\u6570\u636e\u89e6\u53d1\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u4ece\u800c\u6267\u884c\u4efb\u610f\u4ee3\u7801\u6216\u5bfc\u81f4\u7cfb\u7edf\u5d29\u6e83\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5c1a\u672a\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttps://vuldb.com/?id.323089",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-21169",
  "openTime": "2025-09-12",
  "products": {
    "product": "Tenda AC20 \u003c=16.03.08.12"
  },
  "referenceLink": "https://vuldb.com/?id.323089\r\nhttps://vuldb.com/?ctiid.323089\r\nhttps://vuldb.com/?submit.645680\r\nhttps://github.com/cymiao1978/cve/blob/main/4.md\r\nhttps://github.com/cymiao1978/cve/blob/main/4.md#poc\r\nhttps://www.tenda.com.cn/",
  "serverity": "\u9ad8",
  "submitTime": "2025-09-11",
  "title": "Tenda AC20\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2025-10120 (GCVE-0-2025-10120)

Vulnerability from cvelistv5 – Published: 2025-09-09 01:32 – Updated: 2025-09-09 14:06

Title

Tenda AC20 GetParentControlInfo strcpy buffer overflow

Summary

A vulnerability was detected in Tenda AC20 up to 16.03.08.12. The impacted element is the function strcpy of the file /goform/GetParentControlInfo. The manipulation of the argument mac results in buffer overflow. The attack may be performed from remote. The exploit is now public and may be used.

Severity

8.7 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

8.8 (High)


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

8.8 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-09-09 14:06 UTC

CWE

CWE-120 - Buffer Overflow
CWE-119 - Memory Corruption

Assigner

VulDB mitre root

References

6 references

URL	Tags
https://vuldb.com/?id.323089	vdb-entrytechnical-description
https://vuldb.com/?ctiid.323089	signaturepermissions-required
https://vuldb.com/?submit.645680	third-party-advisory
https://github.com/cymiao1978/cve/blob/main/4.md	related
https://github.com/cymiao1978/cve/blob/main/4.md#poc	exploit
https://www.tenda.com.cn/	product

Impacted products

1 product

Vendor	Product	Version
Tenda	AC20	Affected: 16.03.08.0 Affected: 16.03.08.1 Affected: 16.03.08.2 Affected: 16.03.08.3 Affected: 16.03.08.4 Affected: 16.03.08.5 Affected: 16.03.08.6 Affected: 16.03.08.7 Affected: 16.03.08.8 Affected: 16.03.08.9 Affected: 16.03.08.10 Affected: 16.03.08.11 Affected: 16.03.08.12

Credits

cymiao (VulDB User)

Show details on NVD website

JSON

To clipboard

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                "id": "CVE-2025-10120",
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                  },
                  {
                    "Technical Impact": "total"
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                "role": "CISA Coordinator",
                "timestamp": "2025-09-09T14:06:10.711825Z",
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        },
        {
          "lang": "de",
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        }
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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.