cnvd - cnvd-2017-37706

CNVD-2017-37706

Vulnerability from cnvd - Published: 2017-12-21

Title

Lynx 'HTML.c:HTML_put_string()'内存错误引用漏洞

Description

Lynx是一款纯文字网页浏览器。HTML parser是其中的一个HTML解析器。 Lynx 'HTML.c:HTML_put_string()'存在内存错误引用漏洞。攻击者可利用该漏洞造成内存泄露。

Severity

中

Patch Name

Lynx 'HTML.c:HTML_put_string()'内存错误引用漏洞的补丁

Patch Description

Lynx是一款纯文字网页浏览器。HTML parser是其中的一个HTML解析器。 Lynx 'HTML.c:HTML_put_string()'存在内存错误引用漏洞。攻击者可利用该漏洞造成内存泄露。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/ThomasDickey/lynx-snapshots/commit/280a61b300a1614f6037efc0902ff7ecf17146e9

Reference

https://github.com/ThomasDickey/lynx-snapshots/commit/280a61b300a1614f6037efc0902ff7ecf17146e9

Impacted products

Name
Lynx Lynx <=2.8.8

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "102180"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-1000211",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-1000211"
    }
  },
  "description": "Lynx\u662f\u4e00\u6b3e\u7eaf\u6587\u5b57\u7f51\u9875\u6d4f\u89c8\u5668\u3002HTML parser\u662f\u5176\u4e2d\u7684\u4e00\u4e2aHTML\u89e3\u6790\u5668\u3002\r\n\r\nLynx \u0027HTML.c:HTML_put_string()\u0027\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u5185\u5b58\u6cc4\u9732\u3002",
  "discovererName": "Ned Williamson",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/ThomasDickey/lynx-snapshots/commit/280a61b300a1614f6037efc0902ff7ecf17146e9",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-37706",
  "openTime": "2017-12-21",
  "patchDescription": "Lynx\u662f\u4e00\u6b3e\u7eaf\u6587\u5b57\u7f51\u9875\u6d4f\u89c8\u5668\u3002HTML parser\u662f\u5176\u4e2d\u7684\u4e00\u4e2aHTML\u89e3\u6790\u5668\u3002\r\n\r\nLynx \u0027HTML.c:HTML_put_string()\u0027\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u5185\u5b58\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": "Lynx \u0027HTML.c:HTML_put_string()\u0027\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Lynx Lynx \u003c=2.8.8"
  },
  "referenceLink": "https://github.com/ThomasDickey/lynx-snapshots/commit/280a61b300a1614f6037efc0902ff7ecf17146e9",
  "serverity": "\u4e2d",
  "submitTime": "2017-11-24",
  "title": "Lynx \u0027HTML.c:HTML_put_string()\u0027\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2017-1000211 (GCVE-0-2017-1000211)

Vulnerability from cvelistv5 – Published: 2017-11-17 15:00 – Updated: 2024-08-05 21:53

Summary

Lynx before 2.8.9dev.16 is vulnerable to a use after free in the HTML parser resulting in memory disclosure, because HTML_put_string() can append a chunk onto itself.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	http://lynx.invisible-island.net/current/CHANGES.html	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/102180	vdb-entryx_refsource_BID
	https://github.com/ThomasDickey/lynx-snapshots/co…	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2017…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T21:53:07.390Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://lynx.invisible-island.net/current/CHANGES.html"
          },
          {
            "name": "102180",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/102180"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/ThomasDickey/lynx-snapshots/commit/280a61b300a1614f6037efc0902ff7ecf17146e9"
          },
          {
            "name": "[debian-lts-announce] 20171118 [SECURITY] [DLA 1175-1] lynx-cur security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2017/11/msg00021.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "dateAssigned": "2017-08-22T00:00:00",
      "datePublic": "2017-07-05T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Lynx before 2.8.9dev.16 is vulnerable to a use after free in the HTML parser resulting in memory disclosure, because HTML_put_string() can append a chunk onto itself."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-02-02T10:57:01",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://lynx.invisible-island.net/current/CHANGES.html"
        },
        {
          "name": "102180",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/102180"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/ThomasDickey/lynx-snapshots/commit/280a61b300a1614f6037efc0902ff7ecf17146e9"
        },
        {
          "name": "[debian-lts-announce] 20171118 [SECURITY] [DLA 1175-1] lynx-cur security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2017/11/msg00021.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "DATE_ASSIGNED": "2017-08-22T17:29:33.440734",
          "ID": "CVE-2017-1000211",
          "REQUESTER": "ned@forallsecure.com",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Lynx before 2.8.9dev.16 is vulnerable to a use after free in the HTML parser resulting in memory disclosure, because HTML_put_string() can append a chunk onto itself."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://lynx.invisible-island.net/current/CHANGES.html",
              "refsource": "CONFIRM",
              "url": "http://lynx.invisible-island.net/current/CHANGES.html"
            },
            {
              "name": "102180",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/102180"
            },
            {
              "name": "https://github.com/ThomasDickey/lynx-snapshots/commit/280a61b300a1614f6037efc0902ff7ecf17146e9",
              "refsource": "MISC",
              "url": "https://github.com/ThomasDickey/lynx-snapshots/commit/280a61b300a1614f6037efc0902ff7ecf17146e9"
            },
            {
              "name": "[debian-lts-announce] 20171118 [SECURITY] [DLA 1175-1] lynx-cur security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2017/11/msg00021.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2017-1000211",
    "datePublished": "2017-11-17T15:00:00",
    "dateReserved": "2017-11-17T00:00:00",
    "dateUpdated": "2024-08-05T21:53:07.390Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2017-37706

CVE-2017-1000211 (GCVE-0-2017-1000211)

Tags

Sightings

Nomenclature