Vulnerability-Lookup

CNVD-2021-84264

Vulnerability from cnvd - Published: 2021-11-05

Title

GPAC缓冲区溢出漏洞（CNVD-2021-84264）

Description

GPAC是一款开源的多媒体框架。 GPAC存在缓冲区溢出漏洞，该漏洞源于gpac 0.8.0中发现了一个问题。 box_dump.c 中的 dump_data_hex函数具有基于堆的缓冲区溢出，攻击者可利用该漏洞可通过精心设计的输入导致拒绝服务 (DOS)。

Severity

中

Patch Name

GPAC缓冲区溢出漏洞（CNVD-2021-84264）的补丁

Patch Description

GPAC是一款开源的多媒体框架。 GPAC存在缓冲区溢出漏洞，该漏洞源于gpac 0.8.0中发现了一个问题。 box_dump.c 中的 dump_data_hex函数具有基于堆的缓冲区溢出，攻击者可利用该漏洞可通过精心设计的输入导致拒绝服务 (DOS)。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/gpac/gpac/issues/1341

Impacted products

Name
GPAC GPAC 0.8.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-22677"
    }
  },
  "description": "GPAC\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u591a\u5a92\u4f53\u6846\u67b6\u3002\n\nGPAC\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8egpac 0.8.0\u4e2d\u53d1\u73b0\u4e86\u4e00\u4e2a\u95ee\u9898\u3002 box_dump.c \u4e2d\u7684 dump_data_hex\u51fd\u6570\u5177\u6709\u57fa\u4e8e\u5806\u7684\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u901a\u8fc7\u7cbe\u5fc3\u8bbe\u8ba1\u7684\u8f93\u5165\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1 (DOS)\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/gpac/gpac/issues/1341",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-84264",
  "openTime": "2021-11-05",
  "patchDescription": "GPAC\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u591a\u5a92\u4f53\u6846\u67b6\u3002\r\n\r\nGPAC\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8egpac 0.8.0\u4e2d\u53d1\u73b0\u4e86\u4e00\u4e2a\u95ee\u9898\u3002 box_dump.c \u4e2d\u7684 dump_data_hex\u51fd\u6570\u5177\u6709\u57fa\u4e8e\u5806\u7684\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u901a\u8fc7\u7cbe\u5fc3\u8bbe\u8ba1\u7684\u8f93\u5165\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1 (DOS)\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": "GPAC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-84264\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "GPAC GPAC 0.8.0"
  },
  "serverity": "\u4e2d",
  "submitTime": "2021-10-14",
  "title": "GPAC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-84264\uff09"
}

CVE-2020-22677 (GCVE-0-2020-22677)

Vulnerability from cvelistv5 – Published: 2021-10-12 20:37 – Updated: 2024-08-04 14:51

Summary

An issue was discovered in gpac 0.8.0. The dump_data_hex function in box_dump.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted input.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/gpac/gpac/issues/1341	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
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          "dateUpdated": "2024-08-04T14:51:10.735Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/gpac/gpac/issues/1341"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
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          "lang": "en",
          "value": "An issue was discovered in gpac 0.8.0. The dump_data_hex function in box_dump.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted input."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
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        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-10-12T20:37:03.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/gpac/gpac/issues/1341"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-22677",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
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          }
        },
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        "data_version": "4.0",
        "description": {
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        },
        "references": {
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            {
              "name": "https://github.com/gpac/gpac/issues/1341",
              "refsource": "MISC",
              "url": "https://github.com/gpac/gpac/issues/1341"
            }
          ]
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-22677",
    "datePublished": "2021-10-12T20:37:03.000Z",
    "dateReserved": "2020-08-13T00:00:00.000Z",
    "dateUpdated": "2024-08-04T14:51:10.735Z",
    "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.

Action not permitted

CNVD-2021-84264

CVE-2020-22677 (GCVE-0-2020-22677)

Tags

Sightings

Nomenclature

Related by attack behaviour