Vulnerability-Lookup

CNVD-2017-15885

Vulnerability from cnvd - Published: 2017-07-21

Title

libtorrent 'bdecode'函数堆缓冲区溢出漏洞

Description

libtorrent是软件开发者Arvid Norberg所研发的一个开源的C++ Bittorrent库，它提供高性能和良好代码风格的BT开发包，并支持直接通过网络堆栈抓取文件页。 libtorrent 1.1.3版本中的bdecode.cpp文件的'bdecode'函数存在安全漏洞。远程攻击者可借助特制的文件利用该漏洞造成拒绝服务（堆缓冲区越边界读取和应用程序崩溃）。

Severity

中

Patch Name

libtorrent 'bdecode'函数堆缓冲区溢出漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/arvidn/libtorrent/issues/2099

Reference

https://github.com/arvidn/libtorrent/issues/2099

Impacted products

Name
Libtorrent libtorrent 1.1.3

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2017-9847"
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  "discovererName": "team OWL337",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/arvidn/libtorrent/issues/2099",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-15885",
  "openTime": "2017-07-21",
  "patchDescription": "libtorrent\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Arvid Norberg\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u5f00\u6e90\u7684C++ Bittorrent\u5e93\uff0c\u5b83\u63d0\u4f9b\u9ad8\u6027\u80fd\u548c\u826f\u597d\u4ee3\u7801\u98ce\u683c\u7684BT\u5f00\u53d1\u5305\uff0c\u5e76\u652f\u6301\u76f4\u63a5\u901a\u8fc7\u7f51\u7edc\u5806\u6808\u6293\u53d6\u6587\u4ef6\u9875\u3002\r\n\r\nlibtorrent 1.1.3\u7248\u672c\u4e2d\u7684bdecode.cpp\u6587\u4ef6\u7684\u0027bdecode\u0027\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5806\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\u548c\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\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": "libtorrent \u0027bdecode\u0027\u51fd\u6570\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Libtorrent libtorrent  1.1.3"
  },
  "referenceLink": "https://github.com/arvidn/libtorrent/issues/2099",
  "serverity": "\u4e2d",
  "submitTime": "2017-06-27",
  "title": "libtorrent \u0027bdecode\u0027\u51fd\u6570\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2017-9847 (GCVE-0-2017-9847)

Vulnerability from cvelistv5 – Published: 2017-06-24 17:00 – Updated: 2024-09-17 00:45

Summary

The bdecode function in bdecode.cpp in libtorrent 1.1.3 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/arvidn/libtorrent/issues/2099	x_refsource_CONFIRM

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.