Vulnerability-Lookup

CNVD-2021-51439

Vulnerability from cnvd - Published: 2021-07-16

Title

SonicWall Switch缓冲区溢出漏洞

Description

SonicWall Switch是网络设备。一个交换机。 SonicWall Switch 1.1.0.0-11s之前版本存在缓冲区溢出漏洞，远程攻击者可利用该漏洞访问潜在的敏感信息或执行拒绝服务(DoS)攻击。

Severity

中

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法：

https://psirt.global.sonicwall.com/vuln-list

Reference

https://www.cybersecurity-help.cz/vdb/SB2021070818

Impacted products

Name
SonicWall Switch <1.1.0.0-11s

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-20024"
    }
  },
  "description": "SonicWall Switch\u662f\u7f51\u7edc\u8bbe\u5907\u3002\u4e00\u4e2a\u4ea4\u6362\u673a\u3002\n\nSonicWall Switch 1.1.0.0-11s\u4e4b\u524d\u7248\u672c\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u6f5c\u5728\u7684\u654f\u611f\u4fe1\u606f\u6216\u6267\u884c\u62d2\u7edd\u670d\u52a1(DoS)\u653b\u51fb\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\n\r\nhttps://psirt.global.sonicwall.com/vuln-list",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-51439",
  "openTime": "2021-07-16",
  "products": {
    "product": "SonicWall Switch \u003c1.1.0.0-11s"
  },
  "referenceLink": "https://www.cybersecurity-help.cz/vdb/SB2021070818",
  "serverity": "\u4e2d",
  "submitTime": "2021-07-12",
  "title": "SonicWall Switch\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2021-20024 (GCVE-0-2021-20024)

Vulnerability from cvelistv5 – Published: 2021-07-09 21:25 – Updated: 2024-08-03 17:30

Summary

Multiple Out-of-Bound read vulnerability in SonicWall Switch when handling LLDP Protocol allows an attacker to cause a system instability or potentially read sensitive information from the memory locations.

Severity

No CVSS data available.

CWE

CWE-125 - Out-of-bounds Read

Assigner

sonicwall mitre root

References

1 reference

URL	Tags
https://psirt.global.sonicwall.com/vuln-detail/SN…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
SonicWall	SonicWall Switch	Affected: 1.0.0.5-16 and earlier

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:30:07.421Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0011"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "SonicWall Switch",
          "vendor": "SonicWall",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.0.5-16 and earlier"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Multiple Out-of-Bound read vulnerability in SonicWall Switch when handling LLDP Protocol allows an attacker to cause a system instability or potentially read sensitive information from the memory locations."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-125",
              "description": "CWE-125: Out-of-bounds Read",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-07-09T21:25:09.000Z",
        "orgId": "44b2ff79-1416-4492-88bb-ed0da00c7315",
        "shortName": "sonicwall"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0011"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "PSIRT@sonicwall.com",
          "ID": "CVE-2021-20024",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "SonicWall Switch",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "1.0.0.5-16 and earlier"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "SonicWall"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Multiple Out-of-Bound read vulnerability in SonicWall Switch when handling LLDP Protocol allows an attacker to cause a system instability or potentially read sensitive information from the memory locations."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-125: Out-of-bounds Read"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0011",
              "refsource": "CONFIRM",
              "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0011"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "44b2ff79-1416-4492-88bb-ed0da00c7315",
    "assignerShortName": "sonicwall",
    "cveId": "CVE-2021-20024",
    "datePublished": "2021-07-09T21:25:09.000Z",
    "dateReserved": "2020-12-17T00:00:00.000Z",
    "dateUpdated": "2024-08-03T17:30:07.421Z",
    "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.