Vulnerability-Lookup

CNVD-2016-04325

Vulnerability from cnvd - Published: 2016-06-27

Title

RTMPDump librtmp拒绝服务漏洞

Description

RTMPDump是一个用来处理RTMP（用于互联网上传输视音频数据的网络协议）的工具包。librtmp是其中的一个支持RTMP协议的库。 RTMPDump 2.4版本的librtmp 1.0版本中的amf.c文件中的‘AMF3ReadString’函数存在安全漏洞，该漏洞源于程序未能为AMF3类的‘memberName’字符串分配属性。允许攻击者利用该漏洞造成拒绝服务（空指针逆向引用）。

Severity

中

Patch Name

RTMPDump librtmp拒绝服务漏洞的补丁

Patch Description

Formal description

目前厂商已经发布了升级补丁以修复此安全问题，详情请关注厂商主页： https://rtmpdump.mplayerhq.hu/

Reference

http://www.talosintel.com/reports/TALOS-2016-0066

Impacted products

Name
RTMPDump RTMPDump

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "95126"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-8270"
    }
  },
  "description": "RTMPDump\u662f\u4e00\u4e2a\u7528\u6765\u5904\u7406RTMP\uff08\u7528\u4e8e\u4e92\u8054\u7f51\u4e0a\u4f20\u8f93\u89c6\u97f3\u9891\u6570\u636e\u7684\u7f51\u7edc\u534f\u8bae\uff09\u7684\u5de5\u5177\u5305\u3002librtmp\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u652f\u6301RTMP\u534f\u8bae\u7684\u5e93\u3002\r\n\r\nRTMPDump 2.4\u7248\u672c\u7684librtmp 1.0\u7248\u672c\u4e2d\u7684amf.c\u6587\u4ef6\u4e2d\u7684\u2018AMF3ReadString\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u4e3aAMF3\u7c7b\u7684\u2018memberName\u2019\u5b57\u7b26\u4e32\u5206\u914d\u5c5e\u6027\u3002\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\u3002",
  "discovererName": "Dave McDaniel of Cisco Talos",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a \r\nhttps://rtmpdump.mplayerhq.hu/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-04325",
  "openTime": "2016-06-27",
  "patchDescription": "RTMPDump\u662f\u4e00\u4e2a\u7528\u6765\u5904\u7406RTMP\uff08\u7528\u4e8e\u4e92\u8054\u7f51\u4e0a\u4f20\u8f93\u89c6\u97f3\u9891\u6570\u636e\u7684\u7f51\u7edc\u534f\u8bae\uff09\u7684\u5de5\u5177\u5305\u3002librtmp\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u652f\u6301RTMP\u534f\u8bae\u7684\u5e93\u3002\r\n\r\nRTMPDump 2.4\u7248\u672c\u7684librtmp 1.0\u7248\u672c\u4e2d\u7684amf.c\u6587\u4ef6\u4e2d\u7684\u2018AMF3ReadString\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u4e3aAMF3\u7c7b\u7684\u2018memberName\u2019\u5b57\u7b26\u4e32\u5206\u914d\u5c5e\u6027\u3002\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\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": "RTMPDump librtmp\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "RTMPDump RTMPDump"
  },
  "referenceLink": "http://www.talosintel.com/reports/TALOS-2016-0066",
  "serverity": "\u4e2d",
  "submitTime": "2016-06-24",
  "title": "RTMPDump librtmp\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2015-8270 (GCVE-0-2015-8270)

Vulnerability from cvelistv5 – Published: 2017-04-13 14:00 – Updated: 2024-08-06 08:13

Summary

The AMF3ReadString function in amf.c in RTMPDump 2.4 allows remote RTMP Media servers to cause a denial of service (invalid pointer dereference and process crash).

Severity

No CVSS data available.

CWE

Assigner

certcc mitre root

References

3 references

URL	Tags
http://www.talosintelligence.com/reports/TALOS-20…	x_refsource_MISC
http://www.debian.org/security/2017/dsa-3850	vendor-advisoryx_refsource_DEBIAN
http://www.securityfocus.com/bid/95126	vdb-entryx_refsource_BID

Date Public

2016-01-07 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T08:13:31.733Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://www.talosintelligence.com/reports/TALOS-2016-0066/"
          },
          {
            "name": "DSA-3850",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2017/dsa-3850"
          },
          {
            "name": "95126",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/95126"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2016-01-07T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The AMF3ReadString function in amf.c in RTMPDump 2.4 allows remote RTMP Media servers to cause a denial of service (invalid pointer dereference and process crash)."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-11-03T18:57:01.000Z",
        "orgId": "37e5125f-f79b-445b-8fad-9564f167944b",
        "shortName": "certcc"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://www.talosintelligence.com/reports/TALOS-2016-0066/"
        },
        {
          "name": "DSA-3850",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2017/dsa-3850"
        },
        {
          "name": "95126",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/95126"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cert@cert.org",
          "ID": "CVE-2015-8270",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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            {
              "lang": "eng",
              "value": "The AMF3ReadString function in amf.c in RTMPDump 2.4 allows remote RTMP Media servers to cause a denial of service (invalid pointer dereference and process crash)."
            }
          ]
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        "problemtype": {
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            {
              "description": [
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        },
        "references": {
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            },
            {
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              "refsource": "DEBIAN",
              "url": "http://www.debian.org/security/2017/dsa-3850"
            },
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              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/95126"
            }
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        }
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  },
  "cveMetadata": {
    "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
    "assignerShortName": "certcc",
    "cveId": "CVE-2015-8270",
    "datePublished": "2017-04-13T14:00:00.000Z",
    "dateReserved": "2015-11-19T00:00:00.000Z",
    "dateUpdated": "2024-08-06T08:13:31.733Z",
    "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.