cnvd - cnvd-2018-24636

cnvd-2018-24636

Vulnerability from cnvd

Title: LibSass拒绝服务漏洞（CNVD-2018-24636）

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 3.5.5版本中的inspect.cpp文件存在拒绝服务漏洞，攻击者可借助含有多余的‘/’或‘&’字符的特制的sass输入文件利用该漏洞造成拒绝服务（崩溃）。

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://github.com/sass/libsass

Reference: https://github.com/sass/libsass/issues/2781

Impacted products

Name
LibSass LibSass 3.5.5

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-19826"
    }
  },
  "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\n\nLibSass 3.5.5\u7248\u672c\u4e2d\u7684inspect.cpp\u6587\u4ef6\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u501f\u52a9\u542b\u6709\u591a\u4f59\u7684\u2018/\u2019\u6216\u2018\u0026\u2019\u5b57\u7b26\u7684\u7279\u5236\u7684sass\u8f93\u5165\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5d29\u6e83\uff09\u3002",
  "discovererName": "zyingp",
  "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://github.com/sass/libsass",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-24636",
  "openTime": "2018-12-05",
  "products": {
    "product": "LibSass LibSass 3.5.5"
  },
  "referenceLink": "https://github.com/sass/libsass/issues/2781",
  "serverity": "\u4e2d",
  "submitTime": "2018-12-04",
  "title": "LibSass\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-24636\uff09"
}

CVE-2018-19826 (GCVE-0-2018-19826)

Vulnerability from cvelistv5

Published

2018-12-03 19:00

Modified

2024-08-05 11:44

Severity ?

CWE

Summary

In inspect.cpp in LibSass 3.5.5, a high memory footprint caused by an endless loop (containing a Sass::Inspect::operator()(Sass::String_Quoted*) stack frame) may cause a Denial of Service via crafted sass input files with stray '&' or '/' characters. NOTE: Upstream comments indicate this issue is closed as "won't fix" and "works as intended" by design

References

▼	URL	Tags
	https://github.com/sass/libsass/issues/2781	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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                "role": "CISA Coordinator",
                "timestamp": "2024-06-18T19:59:18.299590Z",
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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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