cnvd - cnvd-2017-25883

cnvd-2017-25883

Vulnerability from cnvd

Title: LibSass堆缓冲区越边界读取漏洞

Description:

LibSass是一个开源的使用C语言编写的Sass（CSS扩展语言）解析器。

LibSass 3.4.5版本中的lexer.cpp文件的‘Sass::Prelexer::re_linebreak’函数存在堆缓冲区越边界读取漏洞。远程攻击者可借助特制的输入利用该漏洞造成拒绝服务。

Severity: 中

Formal description:

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： http://libsass.org

Reference: https://nvd.nist.gov/vuln/detail/CVE-2017-11608

Impacted products

Name
LibSass LibSass 3.4.5

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-11608"
    }
  },
  "description": "LibSass\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684Sass\uff08CSS\u6269\u5c55\u8bed\u8a00\uff09\u89e3\u6790\u5668\u3002\r\n\r\nLibSass 3.4.5\u7248\u672c\u4e2d\u7684lexer.cpp\u6587\u4ef6\u7684\u2018Sass::Prelexer::re_linebreak\u2019\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u8f93\u5165\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "unknwon",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttp://libsass.org",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-25883",
  "openTime": "2017-09-11",
  "products": {
    "product": "LibSass LibSass 3.4.5"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2017-11608",
  "serverity": "\u4e2d",
  "submitTime": "2017-07-25",
  "title": "LibSass\u5806\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\u6f0f\u6d1e"
}

CVE-2017-11608 (GCVE-0-2017-11608)

Vulnerability from cvelistv5

Published

2017-07-24 12:00

Modified

2024-09-16 17:34

Severity ?

CWE

Summary

There is a heap-based buffer over-read in the Sass::Prelexer::re_linebreak function in lexer.cpp in LibSass 3.4.5. A crafted input will lead to a remote denial of service attack.

References

▼	URL	Tags
	https://bugzilla.redhat.com/show_bug.cgi?id=1474276	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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