cnvd - cnvd-2017-07341

cnvd-2017-07341

Vulnerability from cnvd

Title: libxml2拒绝服务漏洞（CNVD-2017-07341）

Description:

Libxml2是为Gnome项目开发的XML C解析器和工具包（但在Gnome平台之外可用），它是根据MIT许可证提供的免费软件。

libxml2中的HTMLparser.c中的htmlParseTryOrFinish函数存在拒绝服务漏洞。远程攻击者可利用该漏洞造成拒绝服务或信息泄露。

Severity: 中

Patch Name: libxml2拒绝服务漏洞（CNVD-2017-07341）的补丁

Patch Description:

Libxml2是为Gnome项目开发的XML C解析器和工具包（但在Gnome平台之外可用），它是根据MIT许可证提供的免费软件。

libxml2中的HTMLparser.c中的htmlParseTryOrFinish函数存在拒绝服务漏洞。远程攻击者可利用该漏洞造成拒绝服务或信息泄露。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:

用户可参考如下厂商提供的安全补丁以修复该漏洞: https://bugzilla.gnome.org/show_bug.cgi?id=775200

Reference: https://bugzilla.gnome.org/show_bug.cgi?id=775200 https://nvd.nist.gov/vuln/detail/CVE-2017-8872

Impacted products

Name
XMLSoft Libxml2 2.9.4

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-8872",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8872"
    }
  },
  "description": "Libxml2\u662f\u4e3aGnome\u9879\u76ee\u5f00\u53d1\u7684XML C\u89e3\u6790\u5668\u548c\u5de5\u5177\u5305\uff08\u4f46\u5728Gnome\u5e73\u53f0\u4e4b\u5916\u53ef\u7528\uff09\uff0c\u5b83\u662f\u6839\u636eMIT\u8bb8\u53ef\u8bc1\u63d0\u4f9b\u7684\u514d\u8d39\u8f6f\u4ef6\u3002    \r\n                                                                                 \r\nlibxml2\u4e2d\u7684HTMLparser.c\u4e2d\u7684htmlParseTryOrFinish\u51fd\u6570\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u6216\u4fe1\u606f\u6cc4\u9732\u3002",
  "discovererName": "deng yi",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e:\r\nhttps://bugzilla.gnome.org/show_bug.cgi?id=775200",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-07341",
  "openTime": "2017-05-24",
  "patchDescription": "Libxml2\u662f\u4e3aGnome\u9879\u76ee\u5f00\u53d1\u7684XML C\u89e3\u6790\u5668\u548c\u5de5\u5177\u5305\uff08\u4f46\u5728Gnome\u5e73\u53f0\u4e4b\u5916\u53ef\u7528\uff09\uff0c\u5b83\u662f\u6839\u636eMIT\u8bb8\u53ef\u8bc1\u63d0\u4f9b\u7684\u514d\u8d39\u8f6f\u4ef6\u3002    \r\n                                                                                 \r\nlibxml2\u4e2d\u7684HTMLparser.c\u4e2d\u7684htmlParseTryOrFinish\u51fd\u6570\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u6216\u4fe1\u606f\u6cc4\u9732\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": "libxml2\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-07341\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "XMLSoft Libxml2 2.9.4"
  },
  "referenceLink": "https://bugzilla.gnome.org/show_bug.cgi?id=775200\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-8872",
  "serverity": "\u4e2d",
  "submitTime": "2017-05-11",
  "title": "libxml2\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-07341\uff09"
}

CVE-2017-8872 (GCVE-0-2017-8872)

Vulnerability from cvelistv5

Published

2017-05-10 05:14

Modified

2024-08-05 16:48

Severity ?

CWE

Summary

The htmlParseTryOrFinish function in HTMLparser.c in libxml2 2.9.4 allows attackers to cause a denial of service (buffer over-read) or information disclosure.

References

▼	URL	Tags
	https://bugzilla.gnome.org/show_bug.cgi?id=775200	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html	mailing-list, x_refsource_MLIST

Impacted products

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

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T16:48:22.624Z",
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            ],
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          },
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            "name": "[debian-lts-announce] 20200909 [SECURITY] [DLA 2369-1] libxml2 security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2017-05-09T00:00:00",
      "descriptions": [
        {
          "lang": "en",
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        }
      ],
      "problemTypes": [
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          "descriptions": [
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              "lang": "en",
              "type": "text"
            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2020-09-10T00:06:21",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugzilla.gnome.org/show_bug.cgi?id=775200"
        },
        {
          "name": "[debian-lts-announce] 20200909 [SECURITY] [DLA 2369-1] libxml2 security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-8872",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
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                "vendor_name": "n/a"
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            },
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  "cveMetadata": {
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    "datePublished": "2017-05-10T05:14:00",
    "dateReserved": "2017-05-09T00:00:00",
    "dateUpdated": "2024-08-05T16:48:22.624Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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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