cnvd - cnvd-2019-37884

cnvd-2019-37884

Vulnerability from cnvd

Title: GNU libidn2缓冲区错误漏洞

Description:

GNU libidn2是一款支持对国际化域名进行编码和解码的库。

GNU libidn2 2.1.1之前版本中的lib/lookup.c文件的‘idn2_to_ascii_4i’函数存在缓冲区错误漏洞，攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

Severity: 高

Patch Name: GNU libidn2缓冲区错误漏洞的补丁

Patch Description:

GNU libidn2是一款支持对国际化域名进行编码和解码的库。

GNU libidn2 2.1.1之前版本中的lib/lookup.c文件的‘idn2_to_ascii_4i’函数存在缓冲区错误漏洞，攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。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://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c

Reference: https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1 https://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420

Impacted products

Name
Libidn2 Libidn2 <2.1.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-18224"
    }
  },
  "description": "GNU libidn2\u662f\u4e00\u6b3e\u652f\u6301\u5bf9\u56fd\u9645\u5316\u57df\u540d\u8fdb\u884c\u7f16\u7801\u548c\u89e3\u7801\u7684\u5e93\u3002\n\nGNU libidn2 2.1.1\u4e4b\u524d\u7248\u672c\u4e2d\u7684lib/lookup.c\u6587\u4ef6\u7684\u2018idn2_to_ascii_4i\u2019\u51fd\u6570\u5b58\u5728\u7f13\u51b2\u533a\u9519\u8bef\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-37884",
  "openTime": "2019-10-29",
  "patchDescription": "GNU libidn2\u662f\u4e00\u6b3e\u652f\u6301\u5bf9\u56fd\u9645\u5316\u57df\u540d\u8fdb\u884c\u7f16\u7801\u548c\u89e3\u7801\u7684\u5e93\u3002\r\n\r\nGNU libidn2 2.1.1\u4e4b\u524d\u7248\u672c\u4e2d\u7684lib/lookup.c\u6587\u4ef6\u7684\u2018idn2_to_ascii_4i\u2019\u51fd\u6570\u5b58\u5728\u7f13\u51b2\u533a\u9519\u8bef\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\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": "GNU libidn2\u7f13\u51b2\u533a\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Libidn2 Libidn2 \u003c2.1.1"
  },
  "referenceLink": "https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1\r\nhttps://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c\r\nhttps://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420",
  "serverity": "\u9ad8",
  "submitTime": "2019-10-22",
  "title": "GNU libidn2\u7f13\u51b2\u533a\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2019-18224 (GCVE-0-2019-18224)

Vulnerability from cvelistv5

Published

2019-10-21 16:21

Modified

2024-08-05 01:47

Severity ?

CWE

Summary

idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string.

References

▼	URL	Tags
	https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1	x_refsource_MISC
	https://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c	x_refsource_MISC
	https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420	x_refsource_MISC
	https://usn.ubuntu.com/4168-1/	vendor-advisory, x_refsource_UBUNTU
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDQVQ2XPV5BTZUFINT7AFJSKNNBVURNJ/	vendor-advisory, x_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MINU5RKDFE6TKAFY5DRFN3WSFDS4DYVS/	vendor-advisory, x_refsource_FEDORA
	http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00009.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00008.html	vendor-advisory, x_refsource_SUSE
	https://www.debian.org/security/2020/dsa-4613	vendor-advisory, x_refsource_DEBIAN
	https://seclists.org/bugtraq/2020/Feb/4	mailing-list, x_refsource_BUGTRAQ
	https://security.gentoo.org/glsa/202003-63	vendor-advisory, x_refsource_GENTOO

Impacted products

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

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T01:47:14.080Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420"
          },
          {
            "name": "USN-4168-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/4168-1/"
          },
          {
            "name": "FEDORA-2019-a8d35fcf7c",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDQVQ2XPV5BTZUFINT7AFJSKNNBVURNJ/"
          },
          {
            "name": "FEDORA-2019-d3221d69e0",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MINU5RKDFE6TKAFY5DRFN3WSFDS4DYVS/"
          },
          {
            "name": "openSUSE-SU-2019:2611",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00009.html"
          },
          {
            "name": "openSUSE-SU-2019:2613",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00008.html"
          },
          {
            "name": "DSA-4613",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2020/dsa-4613"
          },
          {
            "name": "20200203 [SECURITY] [DSA 4613-1] libidn2 security update",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "https://seclists.org/bugtraq/2020/Feb/4"
          },
          {
            "name": "GLSA-202003-63",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202003-63"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-03-30T16:06:09",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420"
        },
        {
          "name": "USN-4168-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/4168-1/"
        },
        {
          "name": "FEDORA-2019-a8d35fcf7c",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDQVQ2XPV5BTZUFINT7AFJSKNNBVURNJ/"
        },
        {
          "name": "FEDORA-2019-d3221d69e0",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MINU5RKDFE6TKAFY5DRFN3WSFDS4DYVS/"
        },
        {
          "name": "openSUSE-SU-2019:2611",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00009.html"
        },
        {
          "name": "openSUSE-SU-2019:2613",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00008.html"
        },
        {
          "name": "DSA-4613",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2020/dsa-4613"
        },
        {
          "name": "20200203 [SECURITY] [DSA 4613-1] libidn2 security update",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "https://seclists.org/bugtraq/2020/Feb/4"
        },
        {
          "name": "GLSA-202003-63",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/202003-63"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-18224",
          "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": "idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1",
              "refsource": "MISC",
              "url": "https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1"
            },
            {
              "name": "https://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c",
              "refsource": "MISC",
              "url": "https://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c"
            },
            {
              "name": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420",
              "refsource": "MISC",
              "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420"
            },
            {
              "name": "USN-4168-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/4168-1/"
            },
            {
              "name": "FEDORA-2019-a8d35fcf7c",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JDQVQ2XPV5BTZUFINT7AFJSKNNBVURNJ/"
            },
            {
              "name": "FEDORA-2019-d3221d69e0",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MINU5RKDFE6TKAFY5DRFN3WSFDS4DYVS/"
            },
            {
              "name": "openSUSE-SU-2019:2611",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00009.html"
            },
            {
              "name": "openSUSE-SU-2019:2613",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00008.html"
            },
            {
              "name": "DSA-4613",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2020/dsa-4613"
            },
            {
              "name": "20200203 [SECURITY] [DSA 4613-1] libidn2 security update",
              "refsource": "BUGTRAQ",
              "url": "https://seclists.org/bugtraq/2020/Feb/4"
            },
            {
              "name": "GLSA-202003-63",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/202003-63"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2019-18224",
    "datePublished": "2019-10-21T16:21:46",
    "dateReserved": "2019-10-21T00:00:00",
    "dateUpdated": "2024-08-05T01:47:14.080Z",
    "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.

Action not permitted