Vulnerability-Lookup

CNVD-2020-03869

Vulnerability from cnvd - Published: 2020-02-05

Title

Bento4空指针解引用漏洞（CNVD-2020-03869）

Description

Bento4是一款用于读写MP4文件的开源的C++库。 Bento4 1.5.1.0版本中的‘AP4_Descriptor：：GetTag’函数存在代码问题漏洞。该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。攻击者可利用该漏洞导致拒绝服务。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://www.bento4.com/downloads/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-20091

Impacted products

Name
Bento4 Bento4 1.5.1.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-20091",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-20091"
    }
  },
  "description": "Bento4\u662f\u4e00\u6b3e\u7528\u4e8e\u8bfb\u5199MP4\u6587\u4ef6\u7684\u5f00\u6e90\u7684C++\u5e93\u3002\n\nBento4 1.5.1.0\u7248\u672c\u4e2d\u7684\u2018AP4_Descriptor\uff1a\uff1aGetTag\u2019\u51fd\u6570\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u7684\u4ee3\u7801\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u5b58\u5728\u8bbe\u8ba1\u6216\u5b9e\u73b0\u4e0d\u5f53\u7684\u95ee\u9898\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://www.bento4.com/downloads/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-03869",
  "openTime": "2020-02-05",
  "products": {
    "product": "Bento4 Bento4 1.5.1.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-20091",
  "serverity": "\u4e2d",
  "submitTime": "2019-12-30",
  "title": "Bento4\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2020-03869\uff09"
}

CVE-2019-20091 (GCVE-0-2019-20091)

Vulnerability from cvelistv5 – Published: 2019-12-30 03:48 – Updated: 2024-08-05 02:32

Summary

An issue was discovered in Bento4 1.5.1.0. There is a NULL pointer dereference in AP4_Descriptor::GetTag in mp42ts when called from AP4_DecoderConfigDescriptor::GetDecoderSpecificInfoDescriptor in Ap4DecoderConfigDescriptor.cpp.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/axiomatic-systems/Bento4/issues/462	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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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.