cnvd - cnvd-2020-04119

cnvd-2020-04119

Vulnerability from cnvd

Title

ezXML无效释放漏洞

Description

ezXML是一个用于解析XML文档的C库。 ezXML存在无效释放漏洞。该漏洞源于ezxml_char_content()函数尝试在未分配的块上使用realloc。攻击者可利用该漏洞导致分段错误。

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://ezxml.sourceforge.net/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-20202

Impacted products

Name
ezXML ezXML >=0.8.3，<=0.8.6

Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-20202",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-20202"
    }
  },
  "description": "ezXML\u662f\u4e00\u4e2a\u7528\u4e8e\u89e3\u6790XML\u6587\u6863\u7684C\u5e93\u3002\n\nezXML\u5b58\u5728\u65e0\u6548\u91ca\u653e\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eezxml_char_content()\u51fd\u6570\u5c1d\u8bd5\u5728\u672a\u5206\u914d\u7684\u5757\u4e0a\u4f7f\u7528realloc\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5206\u6bb5\u9519\u8bef\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://ezxml.sourceforge.net/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-04119",
  "openTime": "2020-02-07",
  "products": {
    "product": "ezXML ezXML \u003e=0.8.3\uff0c\u003c=0.8.6"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-20202",
  "serverity": "\u4e2d",
  "submitTime": "2020-01-02",
  "title": "ezXML\u65e0\u6548\u91ca\u653e\u6f0f\u6d1e"
}

CVE-2019-20202 (GCVE-0-2019-20202)

Vulnerability from cvelistv5

Published

2019-12-31 20:30

Modified

2024-08-05 02:39

Severity ?

CWE

n/a

Summary

An issue was discovered in ezXML 0.8.3 through 0.8.6. The function ezxml_char_content() tries to use realloc on a block that was not allocated, leading to an invalid free and segmentation fault.

References

URL

Tags

https://sourceforge.net/p/ezxml/bugs/17/

x_refsource_MISC

Impacted products

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

Show details on NVD website

To clipboard

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