Vulnerability-Lookup

VAR-202303-2025

Vulnerability from variot - Updated: 2025-11-23 23:44

Shenzhen Tenda Technology Co.,Ltd. of AX3 An out-of-bounds write vulnerability exists in firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. The Tenda AX3 is a dual-band gigabit wireless router for home use, launched by Tenda Technology. It supports the Wi-Fi 6 (802.11ax) standard and emphasizes high-performance network coverage and stable connections.

The Tenda AX3 contains a buffer overflow vulnerability. This vulnerability stems from a boundary error in /goform/SetFirewallCfg when processing untrusted input. An attacker could exploit this vulnerability to execute arbitrary code or cause a denial-of-service attack

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CVE-2023-27042 (GCVE-0-2023-27042)

Vulnerability from cvelistv5 – Published: 2023-03-24 00:00 – Updated: 2025-02-20 20:14

Summary

Tenda AX3 V16.03.12.11 is vulnerable to Buffer Overflow via /goform/SetFirewallCfg.

Severity

8.8 (High)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-02-20 20:13 UTC

CWE

n/a
CWE-787 - Out-of-bounds Write

Assigner

mitre mitre root Scorecard

References

1 reference

URL	Tags
https://github.com/hujianjie123/vuln/blob/main/Te…

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        "dateUpdated": "2023-03-24T00:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/hujianjie123/vuln/blob/main/Tenda/SetFirewallCfg/readme.md"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-27042",
    "datePublished": "2023-03-24T00:00:00.000Z",
    "dateReserved": "2023-02-27T00:00:00.000Z",
    "dateUpdated": "2025-02-20T20:14:27.454Z",
    "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.

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

VAR-202303-2025

CVE-2023-27042 (GCVE-0-2023-27042)

Tags

Sightings

Nomenclature

Related by attack behaviour