cnvd - cnvd-2017-32420

cnvd-2017-32420

Vulnerability from cnvd

Title: Libidn2 'decode_digit'函数整数溢出漏洞

Description:

Libidn2是一个通过IETF国际域名（IDN）实施字符串预处理、Punycode和IDNA规格定义的包。

Libidn2 2.0.4之前的版本中的puny_decode.c文件的'decode_digit'函数存在整数溢出漏洞。远程攻击者可利用该漏洞造成拒绝服务。

Severity: 高

Patch Name: Libidn2 'decode_digit'函数整数溢出漏洞的补丁

Patch Description:

Libidn2是一个通过IETF国际域名（IDN）实施字符串预处理、Punycode和IDNA规格定义的包。

Libidn2 2.0.4之前的版本中的puny_decode.c文件的'decode_digit'函数存在整数溢出漏洞。远程攻击者可利用该漏洞造成拒绝服务。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:

厂商已发布了漏洞修复程序，请及时关注更新： https://gitlab.com/libidn/libidn2/blob/master/NEWS

Reference: https://gitlab.com/libidn/libidn2/blob/master/NEWS

Impacted products

Name
Libidn2 Libidn2 <2.0.4

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-14062"
    }
  },
  "description": "Libidn2\u662f\u4e00\u4e2a\u901a\u8fc7IETF\u56fd\u9645\u57df\u540d\uff08IDN\uff09\u5b9e\u65bd\u5b57\u7b26\u4e32\u9884\u5904\u7406\u3001Punycode\u548cIDNA\u89c4\u683c\u5b9a\u4e49\u7684\u5305\u3002\r\n\r\nLibidn2 2.0.4\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684puny_decode.c\u6587\u4ef6\u7684\u0027decode_digit\u0027\u51fd\u6570\u5b58\u5728\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Tim R\u00fchsen",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://gitlab.com/libidn/libidn2/blob/master/NEWS",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-32420",
  "openTime": "2017-11-02",
  "patchDescription": "Libidn2\u662f\u4e00\u4e2a\u901a\u8fc7IETF\u56fd\u9645\u57df\u540d\uff08IDN\uff09\u5b9e\u65bd\u5b57\u7b26\u4e32\u9884\u5904\u7406\u3001Punycode\u548cIDNA\u89c4\u683c\u5b9a\u4e49\u7684\u5305\u3002\r\n\r\nLibidn2 2.0.4\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684puny_decode.c\u6587\u4ef6\u7684\u0027decode_digit\u0027\u51fd\u6570\u5b58\u5728\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\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": "Libidn2 \u0027decode_digit\u0027\u51fd\u6570\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Libidn2 Libidn2 \u003c2.0.4"
  },
  "referenceLink": "https://gitlab.com/libidn/libidn2/blob/master/NEWS",
  "serverity": "\u9ad8",
  "submitTime": "2017-09-08",
  "title": "Libidn2 \u0027decode_digit\u0027\u51fd\u6570\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2017-14062 (GCVE-0-2017-14062)

Vulnerability from cvelistv5

Published

2017-08-31 16:00

Modified

2024-08-05 19:13

Severity ?

CWE

Summary

Integer overflow in the decode_digit function in puny_decode.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact.

References

▼	URL	Tags
	http://www.debian.org/security/2017/dsa-3988	vendor-advisory, x_refsource_DEBIAN
	https://gitlab.com/libidn/libidn2/blob/master/NEWS	x_refsource_CONFIRM
	https://gitlab.com/libidn/libidn2/commit/3284eb342cd0ed1a18786e3fcdf0cdd7e76676bd	x_refsource_CONFIRM
	https://lists.debian.org/debian-lts-announce/2018/07/msg00040.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

{
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          "dateUpdated": "2024-08-05T19:13:41.830Z",
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              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2017/dsa-3988"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://gitlab.com/libidn/libidn2/blob/master/NEWS"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://gitlab.com/libidn/libidn2/commit/3284eb342cd0ed1a18786e3fcdf0cdd7e76676bd"
          },
          {
            "name": "[debian-lts-announce] 20180727 [SECURITY] [DLA 1447-1] libidn security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00040.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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      ],
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      "descriptions": [
        {
          "lang": "en",
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        }
      ],
      "problemTypes": [
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          "descriptions": [
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              "type": "text"
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      ],
      "providerMetadata": {
        "dateUpdated": "2018-07-28T09:57:01",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
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          "name": "DSA-3988",
          "tags": [
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            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2017/dsa-3988"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://gitlab.com/libidn/libidn2/blob/master/NEWS"
        },
        {
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          ],
          "url": "https://gitlab.com/libidn/libidn2/commit/3284eb342cd0ed1a18786e3fcdf0cdd7e76676bd"
        },
        {
          "name": "[debian-lts-announce] 20180727 [SECURITY] [DLA 1447-1] libidn security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00040.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-14062",
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        "affects": {
          "vendor": {
            "vendor_data": [
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                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
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            },
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              "name": "https://gitlab.com/libidn/libidn2/blob/master/NEWS",
              "refsource": "CONFIRM",
              "url": "https://gitlab.com/libidn/libidn2/blob/master/NEWS"
            },
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            },
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              "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00040.html"
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    "dateReserved": "2017-08-31T00:00:00",
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  },
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  "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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