Vulnerability-Lookup

CNVD-2021-93842

Vulnerability from cnvd - Published: 2021-12-03

Title

Live555内存泄露漏洞（CNVD-2021-93842）

Description

Live555是一个为流媒体提供解决方案的跨平台的C++开源项目，它实现了对标准流媒体传输协议如RTP/RTCP、RTSP、SIP等的支持。 Live555存在安全漏洞，该漏洞源于AC3AudioStreamParser函数中的内存泄漏，目前没有详细的漏洞细节提供。

Severity

中

Patch Name

Live555内存泄露漏洞（CNVD-2021-93842）的补丁

Patch Description

Live555是一个为流媒体提供解决方案的跨平台的C++开源项目，它实现了对标准流媒体传输协议如RTP/RTCP、RTSP、SIP等的支持。 Live555存在安全漏洞，该漏洞源于AC3AudioStreamParser函数中的内存泄漏，目前没有详细的漏洞细节提供。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： http://www.live555.com/liveMedia/public/changelog.txt#[2021.08.13]

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-39282

Impacted products

Name
LIVE555 Live555 1.08

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-39282"
    }
  },
  "description": "Live555\u662f\u4e00\u4e2a\u4e3a\u6d41\u5a92\u4f53\u63d0\u4f9b\u89e3\u51b3\u65b9\u6848\u7684\u8de8\u5e73\u53f0\u7684C++\u5f00\u6e90\u9879\u76ee\uff0c\u5b83\u5b9e\u73b0\u4e86\u5bf9\u6807\u51c6\u6d41\u5a92\u4f53\u4f20\u8f93\u534f\u8bae\u5982RTP/RTCP\u3001RTSP\u3001SIP\u7b49\u7684\u652f\u6301\u3002\n\nLive555\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eAC3AudioStreamParser\u51fd\u6570\u4e2d\u7684\u5185\u5b58\u6cc4\u6f0f\uff0c\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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\nhttp://www.live555.com/liveMedia/public/changelog.txt#[2021.08.13]",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-93842",
  "openTime": "2021-12-03",
  "patchDescription": "Live555\u662f\u4e00\u4e2a\u4e3a\u6d41\u5a92\u4f53\u63d0\u4f9b\u89e3\u51b3\u65b9\u6848\u7684\u8de8\u5e73\u53f0\u7684C++\u5f00\u6e90\u9879\u76ee\uff0c\u5b83\u5b9e\u73b0\u4e86\u5bf9\u6807\u51c6\u6d41\u5a92\u4f53\u4f20\u8f93\u534f\u8bae\u5982RTP/RTCP\u3001RTSP\u3001SIP\u7b49\u7684\u652f\u6301\u3002\r\n\r\nLive555\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eAC3AudioStreamParser\u51fd\u6570\u4e2d\u7684\u5185\u5b58\u6cc4\u6f0f\uff0c\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "Live555\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2021-93842\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "LIVE555 Live555 1.08"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-39282",
  "serverity": "\u4e2d",
  "submitTime": "2021-08-19",
  "title": "Live555\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2021-93842\uff09"
}

CVE-2021-39282 (GCVE-0-2021-39282)

Vulnerability from cvelistv5 – Published: 2021-08-18 16:59 – Updated: 2024-08-04 02:06

Summary

Live555 through 1.08 has a memory leak in AC3AudioStreamParser for AC3 files.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
http://lists.live555.com/pipermail/live-devel/202…	x_refsource_MISC
http://www.live555.com/liveMedia/public/changelog…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:06:41.529Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://lists.live555.com/pipermail/live-devel/2021-August/021970.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://www.live555.com/liveMedia/public/changelog.txt#%5B2021.08.13%5D"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Live555 through 1.08 has a memory leak in AC3AudioStreamParser for AC3 files."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-08-18T16:59:05.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://lists.live555.com/pipermail/live-devel/2021-August/021970.html"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://www.live555.com/liveMedia/public/changelog.txt#%5B2021.08.13%5D"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-39282",
          "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": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Live555 through 1.08 has a memory leak in AC3AudioStreamParser for AC3 files."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://lists.live555.com/pipermail/live-devel/2021-August/021970.html",
              "refsource": "MISC",
              "url": "http://lists.live555.com/pipermail/live-devel/2021-August/021970.html"
            },
            {
              "name": "http://www.live555.com/liveMedia/public/changelog.txt#[2021.08.13]",
              "refsource": "MISC",
              "url": "http://www.live555.com/liveMedia/public/changelog.txt#[2021.08.13]"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-39282",
    "datePublished": "2021-08-18T16:59:05.000Z",
    "dateReserved": "2021-08-18T00:00:00.000Z",
    "dateUpdated": "2024-08-04T02:06:41.529Z",
    "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.