Vulnerability-Lookup

CNVD-2022-62210

Vulnerability from cnvd - Published: 2022-09-08

Title

Swftools空指针解引用漏洞（CNVD-2022-62210）

Description

Swftools是一组用于处理Adobe Flash文件（SWF文件）的实用程序。 Swftools 2020-12-22及其之前版本存在空指针解引用漏洞，该漏洞源于位于abc.c中的函数traits_parse()中存在NULL指针取消引用。攻击者可利用该漏洞可以实现拒绝服务攻击。

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://github.com/matthiaskramm/swftools

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-42196

Impacted products

Name
SWFTools SWFTools <=2020-12-22

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-42196",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-42196"
    }
  },
  "description": "Swftools\u662f\u4e00\u7ec4\u7528\u4e8e\u5904\u7406Adobe Flash\u6587\u4ef6\uff08SWF\u6587\u4ef6\uff09\u7684\u5b9e\u7528\u7a0b\u5e8f\u3002\n\nSwftools 2020-12-22\u53ca\u5176\u4e4b\u524d\u7248\u672c\u5b58\u5728\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4f4d\u4e8eabc.c\u4e2d\u7684\u51fd\u6570traits_parse()\u4e2d\u5b58\u5728NULL\u6307\u9488\u53d6\u6d88\u5f15\u7528\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u5b9e\u73b0\u62d2\u7edd\u670d\u52a1\u653b\u51fb\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://github.com/matthiaskramm/swftools",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-62210",
  "openTime": "2022-09-08",
  "products": {
    "product": "SWFTools SWFTools \u003c=2020-12-22"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-42196",
  "serverity": "\u4e2d",
  "submitTime": "2022-06-10",
  "title": "Swftools\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2022-62210\uff09"
}

CVE-2021-42196 (GCVE-0-2021-42196)

Vulnerability from cvelistv5 – Published: 2022-05-31 16:42 – Updated: 2024-08-04 03:30

Summary

An issue was discovered in swftools through 20201222. A NULL pointer dereference exists in the function traits_parse() located in abc.c. It allows an attacker to cause Denial of Service.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/matthiaskramm/swftools/issues/172	x_refsource_MISC

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JSON

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              "x_transferred"
            ],
            "url": "https://github.com/matthiaskramm/swftools/issues/172"
          }
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  "cveMetadata": {
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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.