cnvd - cnvd-2017-33385

CNVD-2017-33385

Vulnerability from cnvd - Published: 2017-11-09

Title

Cesanta Mongoose拒绝服务漏洞

Description

Cesanta Mongoose是爱尔兰Cesanta公司的一套嵌入式服务器。 Cesanta Mongoose 6.8版本中的DNS服务器功能存在拒绝服务漏洞。攻击者可通过特制DNS请求导致CPU使用率高，造成拒绝服务。

Severity

高

Patch Name

Cesanta Mongoose拒绝服务漏洞的补丁

Patch Description

Cesanta Mongoose是爱尔兰Cesanta公司的一套嵌入式服务器。 Cesanta Mongoose 6.8版本中的DNS服务器功能存在拒绝服务漏洞。攻击者可通过特制DNS请求导致CPU使用率高，造成拒绝服务。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，详情请关注厂商主页： https://cesanta.com/

Reference

https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0416

Impacted products

Name
Cesanta Mongoose 6.8

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-2909"
    }
  },
  "description": "Cesanta Mongoose\u662f\u7231\u5c14\u5170Cesanta\u516c\u53f8\u7684\u4e00\u5957\u5d4c\u5165\u5f0f\u670d\u52a1\u5668\u3002\r\n\r\nCesanta Mongoose 6.8\u7248\u672c\u4e2d\u7684DNS\u670d\u52a1\u5668\u529f\u80fd\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236DNS\u8bf7\u6c42\u5bfc\u81f4CPU\u4f7f\u7528\u7387\u9ad8\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Aleksandar Nikolic of Cisco Talos.",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://cesanta.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-33385",
  "openTime": "2017-11-09",
  "patchDescription": "Cesanta Mongoose\u662f\u7231\u5c14\u5170Cesanta\u516c\u53f8\u7684\u4e00\u5957\u5d4c\u5165\u5f0f\u670d\u52a1\u5668\u3002\r\n\r\nCesanta Mongoose 6.8\u7248\u672c\u4e2d\u7684DNS\u670d\u52a1\u5668\u529f\u80fd\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236DNS\u8bf7\u6c42\u5bfc\u81f4CPU\u4f7f\u7528\u7387\u9ad8\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\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": "Cesanta Mongoose\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cesanta Mongoose 6.8"
  },
  "referenceLink": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0416",
  "serverity": "\u9ad8",
  "submitTime": "2017-11-02",
  "title": "Cesanta Mongoose\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2017-2909 (GCVE-0-2017-2909)

Vulnerability from cvelistv5 – Published: 2017-11-07 16:00 – Updated: 2024-09-17 03:17

Summary

An infinite loop programming error exists in the DNS server functionality of Cesanta Mongoose 6.8 library. A specially crafted DNS request can cause an infinite loop resulting in high CPU usage and Denial Of Service. An attacker can send a packet over the network to trigger this vulnerability.

Severity ?

7.5 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

denial of service

Assigner

talos

References

URL

Tags

https://www.talosintelligence.com/vulnerability_r…

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	Cesanta	Mongoose	Affected: 6.8

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T14:09:17.496Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0416"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Mongoose",
          "vendor": "Cesanta",
          "versions": [
            {
              "status": "affected",
              "version": "6.8"
            }
          ]
        }
      ],
      "datePublic": "2017-10-31T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "An infinite loop programming error exists in the DNS server functionality of Cesanta Mongoose 6.8 library. A specially crafted DNS request can cause an infinite loop resulting in high CPU usage and Denial Of Service. An attacker can send a packet over the network to trigger this vulnerability."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "denial of service",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-04-19T18:24:41",
        "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
        "shortName": "talos"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0416"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "talos-cna@cisco.com",
          "DATE_PUBLIC": "2017-10-31T00:00:00",
          "ID": "CVE-2017-2909",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Mongoose",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "6.8"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Cesanta"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An infinite loop programming error exists in the DNS server functionality of Cesanta Mongoose 6.8 library. A specially crafted DNS request can cause an infinite loop resulting in high CPU usage and Denial Of Service. An attacker can send a packet over the network to trigger this vulnerability."
            }
          ]
        },
        "impact": {
          "cvss": {
            "baseScore": 7.5,
            "baseSeverity": "High",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "denial of service"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0416",
              "refsource": "MISC",
              "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0416"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
    "assignerShortName": "talos",
    "cveId": "CVE-2017-2909",
    "datePublished": "2017-11-07T16:00:00Z",
    "dateReserved": "2016-12-01T00:00:00",
    "dateUpdated": "2024-09-17T03:17:47.948Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2017-33385

CVE-2017-2909 (GCVE-0-2017-2909)

Tags

Sightings

Nomenclature