Vulnerability-Lookup

CNVD-2018-08687

Vulnerability from cnvd - Published: 2018-05-02

Title

Brave Browser拒绝服务漏洞（CNVD-2018-08687 ）

Description

Brave Browser是美国Brave Software公司的一款Web浏览器。 Brave Browser 0.13.0之前版本中存在安全漏洞，该漏洞源于程序未能正确的处理窗口对话。远程攻击者可借助较大的输入值利用该漏洞造成拒绝服务（资源消耗）。

Severity

中

Patch Name

Brave Browser拒绝服务漏洞（CNVD-2018-08687 ）的补丁

Patch Description

Brave Browser是美国Brave Software公司的一款Web浏览器。 Brave Browser 0.13.0之前版本中存在安全漏洞，该漏洞源于程序未能正确的处理窗口对话。远程攻击者可借助较大的输入值利用该漏洞造成拒绝服务（资源消耗）。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

前厂商已发布升级补丁以修复漏洞，详情请关注厂商主页： https://brave.com/

Reference

https://www.exploit-db.com/exploits/44474/

Impacted products

Name
Brave Browser <0.13.0

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2017-18256"
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  "description": "Brave Browser\u662f\u7f8e\u56fdBrave Software\u516c\u53f8\u7684\u4e00\u6b3eWeb\u6d4f\u89c8\u5668\u3002\r\n\r\nBrave Browser 0.13.0\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u5904\u7406\u7a97\u53e3\u5bf9\u8bdd\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u8f83\u5927\u7684\u8f93\u5165\u503c\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d44\u6e90\u6d88\u8017\uff09\u3002",
  "discovererName": "Sahil Tikoo",
  "formalWay": "\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://brave.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-08687",
  "openTime": "2018-05-02",
  "patchDescription": "Brave Browser\u662f\u7f8e\u56fdBrave Software\u516c\u53f8\u7684\u4e00\u6b3eWeb\u6d4f\u89c8\u5668\u3002\r\n\r\nBrave Browser 0.13.0\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u5904\u7406\u7a97\u53e3\u5bf9\u8bdd\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u8f83\u5927\u7684\u8f93\u5165\u503c\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d44\u6e90\u6d88\u8017\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": "Brave Browser\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-08687 \uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Brave Browser \u003c0.13.0"
  },
  "referenceLink": "https://www.exploit-db.com/exploits/44474/",
  "serverity": "\u4e2d",
  "submitTime": "2018-04-09",
  "title": "Brave Browser\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-08687 \uff09"
}

CVE-2017-18256 (GCVE-0-2017-18256)

Vulnerability from cvelistv5 – Published: 2018-04-04 02:00 – Updated: 2024-08-05 21:13

Summary

Brave Browser before 0.13.0 allows remote attackers to cause a denial of service (resource consumption) via a long alert() argument in JavaScript code, because window dialogs are mishandled.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

2 references

URL	Tags
https://hackerone.com/reports/176066	x_refsource_CONFIRM
https://www.exploit-db.com/exploits/44474/	exploitx_refsource_EXPLOIT-DB

Date Public

2018-04-03 00:00

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-2018-08687

CVE-2017-18256 (GCVE-0-2017-18256)

Tags

Sightings

Nomenclature

Related by attack behaviour