Vulnerability-Lookup

CNVD-2019-40136

Vulnerability from cnvd - Published: 2019-11-12

Title

LibSass空指针解引用漏洞（CNVD-2019-40136）

Description

LLibSass是Sass编译器的C/C ++实现。 LibSass 3.5.5中的eval.cpp中的Sass::Eval::operator()函数存在空指针解引用漏洞。攻击者可利用该漏洞通过特制sass输入文件导致拒绝服务（应用程序崩溃）。

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： http://sass-lang.com/libsass

Reference

https://nvd.nist.gov/vuln/detail/CVE-2018-20190

Impacted products

Name
LibSass LibSass 3.5.5

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-20190"
    }
  },
  "description": "LLibSass\u662fSass\u7f16\u8bd1\u5668\u7684C/C ++\u5b9e\u73b0\u3002\n\nLibSass 3.5.5\u4e2d\u7684eval.cpp\u4e2d\u7684Sass::Eval::operator()\u51fd\u6570\u5b58\u5728\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7279\u5236sass\u8f93\u5165\u6587\u4ef6\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\uff08\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff09\u3002",
  "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\nhttp://sass-lang.com/libsass",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-40136",
  "openTime": "2019-11-12",
  "products": {
    "product": "LibSass LibSass 3.5.5"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-20190",
  "serverity": "\u4e2d",
  "submitTime": "2018-12-18",
  "title": "LibSass\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2019-40136\uff09"
}

CVE-2018-20190 (GCVE-0-2018-20190)

Vulnerability from cvelistv5 – Published: 2018-12-17 20:00 – Updated: 2024-08-05 11:58

Summary

In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::Eval::operator()(Sass::Supports_Operator*) in eval.cpp may cause a Denial of Service (application crash) via a crafted sass input file.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

5 references

URL	Tags
http://www.securityfocus.com/bid/106232	vdb-entryx_refsource_BID
https://github.com/sass/libsass/issues/2786	x_refsource_MISC
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE

Date Public

2018-12-17 00:00

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

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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.
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Action not permitted

CNVD-2019-40136

CVE-2018-20190 (GCVE-0-2018-20190)

Tags

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Nomenclature

Related by attack behaviour