Vulnerability-Lookup

CNVD-2017-36707

Vulnerability from cnvd - Published: 2017-12-08

Title

Libav ff_vc1_mc_4mv_chroma4函数拒绝服务漏洞

Description

Libav是一款开源音视频处理工具，提供用于转换、操纵及流式传输各种多媒体格式和协议的跨平台工具和库。 Libav 12.2中的libavcodec/vc1_mc.c中的ff_vc1_mc_4mv_chroma4函数存在拒绝服务漏洞。远程攻击者可通过特制文件利用该漏洞导致拒绝服务（分段错误和应用程序崩溃）或可能造成其他影响。

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.libav.org/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2017-17129

Impacted products

Name
Libav Libav 12.2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-17129"
    }
  },
  "description": "Libav\u662f\u4e00\u6b3e\u5f00\u6e90\u97f3\u89c6\u9891\u5904\u7406\u5de5\u5177\uff0c\u63d0\u4f9b\u7528\u4e8e\u8f6c\u6362\u3001\u64cd\u7eb5\u53ca\u6d41\u5f0f\u4f20\u8f93\u5404\u79cd\u591a\u5a92\u4f53\u683c\u5f0f\u548c\u534f\u8bae\u7684\u8de8\u5e73\u53f0\u5de5\u5177\u548c\u5e93\u3002\r\n\r\nLibav 12.2\u4e2d\u7684libavcodec/vc1_mc.c\u4e2d\u7684ff_vc1_mc_4mv_chroma4\u51fd\u6570\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\uff08\u5206\u6bb5\u9519\u8bef\u548c\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff09\u6216\u53ef\u80fd\u9020\u6210\u5176\u4ed6\u5f71\u54cd\u3002",
  "discovererName": "Mingi Cho",
  "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.libav.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-36707",
  "openTime": "2017-12-08",
  "products": {
    "product": "Libav Libav 12.2"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2017-17129",
  "serverity": "\u4e2d",
  "submitTime": "2017-12-05",
  "title": "Libav ff_vc1_mc_4mv_chroma4\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2017-17129 (GCVE-0-2017-17129)

Vulnerability from cvelistv5 – Published: 2017-12-04 08:00 – Updated: 2024-08-05 20:43

Summary

The ff_vc1_mc_4mv_chroma4 function in libavcodec/vc1_mc.c in Libav 12.2 allows remote attackers to cause a denial of service (segmentation fault and application crash) or possibly have unspecified other impact via a crafted file.

Severity

No CVSS data available.

CWE

Assigner

mitre CNA under the mitre root

CNA scorecard E 28/100 over 2338 records in the last 180 days details

References

1 reference

URL	Tags
https://bugzilla.libav.org/show_bug.cgi?id=1101	x_refsource_MISC

Date Public

2017-12-04 00:00

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-05T20:43:59.789Z",
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        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugzilla.libav.org/show_bug.cgi?id=1101"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "versions": [
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      "datePublic": "2017-12-04T00:00:00.000Z",
      "descriptions": [
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          "lang": "en",
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      ],
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          "descriptions": [
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      ],
      "providerMetadata": {
        "dateUpdated": "2017-12-04T07:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugzilla.libav.org/show_bug.cgi?id=1101"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-17129",
          "STATE": "PUBLIC"
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                "product": {
                  "product_data": [
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                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
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        },
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        "references": {
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            {
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            }
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  },
  "cveMetadata": {
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    "dateReserved": "2017-12-04T00:00:00.000Z",
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    "state": "PUBLISHED"
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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.

Vulnerability timeline

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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.

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