Vulnerability-Lookup

CNVD-2020-33494

Vulnerability from cnvd - Published: 2020-06-18

Title

VideoLAN VLC media player越界读取漏洞

Description

VideoLAN VLC media player是法国VideoLAN组织的一款免费、开源的跨平台多媒体播放器（也是一个多媒体框架）。该产品支持播放多种介质（文件、光盘等）、多种音视频格式（WMV,MP3等）等。 VideoLAN VLC media player 3.0.9之前版本中的codec/sdl_image.c文件中的‘DecodeBlock’函数存在越界读取漏洞，远程攻击者可利用该漏洞导致拒绝服务（内存损坏）。

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.videolan.org/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-19721

Impacted products

Name
VideoLAN VLC Media Player <3.0.9

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-19721"
    }
  },
  "description": "VideoLAN VLC media player\u662f\u6cd5\u56fdVideoLAN\u7ec4\u7ec7\u7684\u4e00\u6b3e\u514d\u8d39\u3001\u5f00\u6e90\u7684\u8de8\u5e73\u53f0\u591a\u5a92\u4f53\u64ad\u653e\u5668\uff08\u4e5f\u662f\u4e00\u4e2a\u591a\u5a92\u4f53\u6846\u67b6\uff09\u3002\u8be5\u4ea7\u54c1\u652f\u6301\u64ad\u653e\u591a\u79cd\u4ecb\u8d28\uff08\u6587\u4ef6\u3001\u5149\u76d8\u7b49\uff09\u3001\u591a\u79cd\u97f3\u89c6\u9891\u683c\u5f0f\uff08WMV,MP3\u7b49\uff09\u7b49\u3002\n\nVideoLAN VLC media player 3.0.9\u4e4b\u524d\u7248\u672c\u4e2d\u7684codec/sdl_image.c\u6587\u4ef6\u4e2d\u7684\u2018DecodeBlock\u2019\u51fd\u6570\u5b58\u5728\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\uff08\u5185\u5b58\u635f\u574f\uff09\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.videolan.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-33494",
  "openTime": "2020-06-18",
  "products": {
    "product": "VideoLAN VLC Media Player \u003c3.0.9"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-19721",
  "serverity": "\u4e2d",
  "submitTime": "2020-05-18",
  "title": "VideoLAN VLC media player\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e"
}

CVE-2019-19721 (GCVE-0-2019-19721)

Vulnerability from cvelistv5 – Published: 2020-05-15 17:28 – Updated: 2024-08-05 02:25

Summary

An off-by-one error in the DecodeBlock function in codec/sdl_image.c in VideoLAN VLC media player before 3.0.9 allows remote attackers to cause a denial of service (memory corruption) via a crafted image file. NOTE: this may be related to the SDL_Image product.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

4 references

URL	Tags
https://www.videolan.org/security/	x_refsource_MISC
http://hg.libsdl.org/SDL_image/	x_refsource_MISC
https://bugs.gentoo.org/721940	x_refsource_MISC
https://git.videolan.org/?p=vlc/vlc-3.0.git%3Ba=c…	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.

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-2020-33494

CVE-2019-19721 (GCVE-0-2019-19721)

Tags

Sightings

Nomenclature

Related by attack behaviour