Vulnerability-Lookup

CNVD-2020-19851

Vulnerability from cnvd - Published: 2020-03-27

Title

Meetecho Janus竞争条件问题漏洞（CNVD-2020-19851）

Description

Meetecho Janus是Meetecho公司的一款WebRTC（网页即时通信）服务器。 Meetecho Janus 0.9.1及之前版本中的VoiceMail插件的plugins/janus_voicemail.c文件存在竞争条件问题漏洞。攻击者可利用该漏洞造成服务器崩溃。

Severity

中

Patch Name

Meetecho Janus竞争条件问题漏洞（CNVD-2020-19851）的补丁

Patch Description

Meetecho Janus是Meetecho公司的一款WebRTC（网页即时通信）服务器。 Meetecho Janus 0.9.1及之前版本中的VoiceMail插件的plugins/janus_voicemail.c文件存在竞争条件问题漏洞。攻击者可利用该漏洞造成服务器崩溃。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，补丁获取链接： https://github.com/meetecho/janus-gateway/pull/1993

Reference

https://github.com/meetecho/janus-gateway/pull/1993 https://nvd.nist.gov/vuln/detail/CVE-2020-10576

Impacted products

Name
Meetecho Janus <=0.9.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-10576"
    }
  },
  "description": "Meetecho Janus\u662fMeetecho\u516c\u53f8\u7684\u4e00\u6b3eWebRTC\uff08\u7f51\u9875\u5373\u65f6\u901a\u4fe1\uff09\u670d\u52a1\u5668\u3002\n\nMeetecho Janus 0.9.1\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684VoiceMail\u63d2\u4ef6\u7684plugins/janus_voicemail.c\u6587\u4ef6\u5b58\u5728\u7ade\u4e89\u6761\u4ef6\u95ee\u9898\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u670d\u52a1\u5668\u5d29\u6e83\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/meetecho/janus-gateway/pull/1993",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-19851",
  "openTime": "2020-03-27",
  "patchDescription": "Meetecho Janus\u662fMeetecho\u516c\u53f8\u7684\u4e00\u6b3eWebRTC\uff08\u7f51\u9875\u5373\u65f6\u901a\u4fe1\uff09\u670d\u52a1\u5668\u3002\r\n\r\nMeetecho Janus 0.9.1\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684VoiceMail\u63d2\u4ef6\u7684plugins/janus_voicemail.c\u6587\u4ef6\u5b58\u5728\u7ade\u4e89\u6761\u4ef6\u95ee\u9898\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u670d\u52a1\u5668\u5d29\u6e83\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": "Meetecho Janus\u7ade\u4e89\u6761\u4ef6\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2020-19851\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Meetecho Janus \u003c=0.9.1"
  },
  "referenceLink": "https://github.com/meetecho/janus-gateway/pull/1993\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-10576",
  "serverity": "\u4e2d",
  "submitTime": "2020-03-18",
  "title": "Meetecho Janus\u7ade\u4e89\u6761\u4ef6\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2020-19851\uff09"
}

CVE-2020-10576 (GCVE-0-2020-10576)

Vulnerability from cvelistv5 – Published: 2020-03-14 19:07 – Updated: 2024-08-04 11:06

Summary

An issue was discovered in Janus through 0.9.1. plugins/janus_voicemail.c in the VoiceMail plugin has a race condition that could cause a server crash.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/meetecho/janus-gateway/pull/1993	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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        "providerMetadata": {
          "dateUpdated": "2024-08-04T11:06:09.564Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/meetecho/janus-gateway/pull/1993"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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      ],
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        {
          "lang": "en",
          "value": "An issue was discovered in Janus through 0.9.1. plugins/janus_voicemail.c in the VoiceMail plugin has a race condition that could cause a server crash."
        }
      ],
      "problemTypes": [
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              "description": "n/a",
              "lang": "en",
              "type": "text"
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      ],
      "providerMetadata": {
        "dateUpdated": "2020-03-14T19:07:20.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/meetecho/janus-gateway/pull/1993"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-10576",
          "STATE": "PUBLIC"
        },
        "affects": {
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            "vendor_data": [
              {
                "product": {
                  "product_data": [
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                      "product_name": "n/a",
                      "version": {
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                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
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                "vendor_name": "n/a"
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        "references": {
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              "name": "https://github.com/meetecho/janus-gateway/pull/1993",
              "refsource": "MISC",
              "url": "https://github.com/meetecho/janus-gateway/pull/1993"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
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    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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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.