Vulnerability-Lookup

CNVD-2017-37755

Vulnerability from cnvd - Published: 2017-12-21

Title

FFmpeg拒绝服务漏洞（CNVD-2017-37755）

Description

FFmpeg是FFmpeg团队的一套可录制、转换以及流化音视频的完整解决方案。VC-2 Video Compression encoder是其中的一个视频压缩解码器。 FFmpeg 3.4版本中VC-2 Video Compression解码器存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（越边界读取）。

Severity

高

Patch Name

FFmpeg拒绝服务漏洞（CNVD-2017-37755）的补丁

Patch Description

FFmpeg是FFmpeg团队的一套可录制、转换以及流化音视频的完整解决方案。VC-2 Video Compression encoder是其中的一个视频压缩解码器。 FFmpeg 3.4版本中VC-2 Video Compression解码器存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（越边界读取）。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

厂商已发布漏洞修复程序，请及时关注更新： https://git.videolan.org/?p=ffmpeg.git;a=patch;h=a94cb36ab2ad99d3a1331c9f91831ef593d94f74

Reference

https://nvd.nist.gov/vuln/detail/CVE-2017-16840 https://www.securityfocus.com/bid/101924

Impacted products

Name
FFmpeg Ffmpeg 3.4

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "101924"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-16840"
    }
  },
  "description": "FFmpeg\u662fFFmpeg\u56e2\u961f\u7684\u4e00\u5957\u53ef\u5f55\u5236\u3001\u8f6c\u6362\u4ee5\u53ca\u6d41\u5316\u97f3\u89c6\u9891\u7684\u5b8c\u6574\u89e3\u51b3\u65b9\u6848\u3002VC-2 Video Compression encoder\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u89c6\u9891\u538b\u7f29\u89e3\u7801\u5668\u3002\r\n\r\nFFmpeg 3.4\u7248\u672c\u4e2dVC-2 Video Compression\u89e3\u7801\u5668\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u8bfb\u53d6\uff09\u3002",
  "discovererName": "Liu Bingchang",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://git.videolan.org/?p=ffmpeg.git;a=patch;h=a94cb36ab2ad99d3a1331c9f91831ef593d94f74",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-37755",
  "openTime": "2017-12-21",
  "patchDescription": "FFmpeg\u662fFFmpeg\u56e2\u961f\u7684\u4e00\u5957\u53ef\u5f55\u5236\u3001\u8f6c\u6362\u4ee5\u53ca\u6d41\u5316\u97f3\u89c6\u9891\u7684\u5b8c\u6574\u89e3\u51b3\u65b9\u6848\u3002VC-2 Video Compression encoder\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u89c6\u9891\u538b\u7f29\u89e3\u7801\u5668\u3002\r\n\r\nFFmpeg 3.4\u7248\u672c\u4e2dVC-2 Video Compression\u89e3\u7801\u5668\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u8bfb\u53d6\uff09\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": "FFmpeg\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-37755\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "FFmpeg Ffmpeg 3.4"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2017-16840\r\nhttps://www.securityfocus.com/bid/101924",
  "serverity": "\u9ad8",
  "submitTime": "2017-11-21",
  "title": "FFmpeg\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-37755\uff09"
}

CVE-2017-16840 (GCVE-0-2017-16840)

Vulnerability from cvelistv5 – Published: 2017-11-21 08:00 – Updated: 2024-08-05 20:35

Summary

The VC-2 Video Compression encoder in FFmpeg 3.0 and 3.4 allows remote attackers to cause a denial of service (out-of-bounds read) because of incorrect buffer padding for non-Haar wavelets, related to libavcodec/vc2enc.c and libavcodec/vc2enc_dwt.c.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

4 references

URL	Tags
http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%…	x_refsource_MISC
http://www.securityfocus.com/bid/101924	vdb-entryx_refsource_BID
https://www.debian.org/security/2017/dsa-4049	vendor-advisoryx_refsource_DEBIAN
https://github.com/FFmpeg/FFmpeg/commit/94e538aeb…	x_refsource_CONFIRM

Date Public

2017-11-21 00:00

Show details on NVD website

JSON

To clipboard

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            "tags": [
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              "x_refsource_DEBIAN",
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            "url": "https://github.com/FFmpeg/FFmpeg/commit/94e538aebbc9f9c529e8b1f2eda860cfb8c473b1"
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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.

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Action not permitted

CNVD-2017-37755

CVE-2017-16840 (GCVE-0-2017-16840)

Tags

Sightings

Nomenclature

Related by attack behaviour