github - ghsa-wqg7-vrj7-v82h

GHSA-WQG7-VRJ7-V82H

Vulnerability from github – Published: 2018-08-31 06:22 – Updated: 2023-09-07 22:27

Summary

Mosca REDoS Vulnerability

Details

This vulnerability allows remote attackers to deny service on vulnerable installations of npm mosca 2.8.1. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of topics. A crafted regular expression can cause the broker to crash. An attacker can leverage this vulnerability to deny access to the target system.

Severity ?

7.5 (High)


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

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "mosca"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.8.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2018-11615"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-185",
      "CWE-20"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2020-06-16T22:01:00Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "This vulnerability allows remote attackers to deny service on vulnerable installations of npm mosca 2.8.1. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of topics. A crafted regular expression can cause the broker to crash. An attacker can leverage this vulnerability to deny access to the target system.",
  "id": "GHSA-wqg7-vrj7-v82h",
  "modified": "2023-09-07T22:27:31Z",
  "published": "2018-08-31T06:22:50Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-11615"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-wqg7-vrj7-v82h"
    },
    {
      "type": "WEB",
      "url": "https://zerodayinitiative.com/advisories/ZDI-18-583"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Mosca REDoS Vulnerability"
}

CVE-2018-11615 (GCVE-0-2018-11615)

Vulnerability from cvelistv5 – Published: 2018-08-30 12:00 – Updated: 2024-08-05 08:17

Summary

Severity ?

No CVSS data available.

CWE

CWE-20 - Improper Input Validation

Assigner

zdi

References

URL

Tags

https://zerodayinitiative.com/advisories/ZDI-18-583

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	npm	npm mosca	Affected: 2.8.1

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JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T08:17:07.813Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://zerodayinitiative.com/advisories/ZDI-18-583"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "npm mosca",
          "vendor": "npm",
          "versions": [
            {
              "status": "affected",
              "version": "2.8.1"
            }
          ]
        }
      ],
      "datePublic": "2018-06-13T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "This vulnerability allows remote attackers to deny service on vulnerable installations of npm mosca 2.8.1. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of topics. A crafted regular expression can cause the broker to crash. An attacker can leverage this vulnerability to deny access to the target system. Was ZDI-CAN-6306."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20-Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-08-30T11:57:01",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
        "shortName": "zdi"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://zerodayinitiative.com/advisories/ZDI-18-583"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "zdi-disclosures@trendmicro.com",
          "ID": "CVE-2018-11615",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "npm mosca",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "2.8.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "npm"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "This vulnerability allows remote attackers to deny service on vulnerable installations of npm mosca 2.8.1. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of topics. A crafted regular expression can cause the broker to crash. An attacker can leverage this vulnerability to deny access to the target system. Was ZDI-CAN-6306."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-20-Improper Input Validation"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://zerodayinitiative.com/advisories/ZDI-18-583",
              "refsource": "MISC",
              "url": "https://zerodayinitiative.com/advisories/ZDI-18-583"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2018-11615",
    "datePublished": "2018-08-30T12:00:00",
    "dateReserved": "2018-05-31T00:00:00",
    "dateUpdated": "2024-08-05T08:17:07.813Z",
    "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

GHSA-WQG7-VRJ7-V82H

CVE-2018-11615 (GCVE-0-2018-11615)

Tags

Sightings

Nomenclature