ghsa-44r7-7p62-q3fr
Vulnerability from github
Published
2021-05-18 21:09
Modified
2023-08-29 22:33
Severity ?
5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
miekg/dns insecurely generates random numbers
Details

The miekg Go DNS package before 1.1.25, as used in CoreDNS before 1.6.6 and other products, improperly generates random numbers because math/rand is used. The TXID becomes predictable, leading to response forgeries.

Show details on source website

To clipboard 

{
   affected: [
      {
         package: {
            ecosystem: "Go",
            name: "github.com/miekg/dns",
         },
         ranges: [
            {
               events: [
                  {
                     introduced: "0",
                  },
                  {
                     fixed: "1.1.25",
                  },
               ],
               type: "ECOSYSTEM",
            },
         ],
      },
   ],
   aliases: [
      "CVE-2019-19794",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-330",
         "CWE-338",
      ],
      github_reviewed: true,
      github_reviewed_at: "2021-05-18T20:42:52Z",
      nvd_published_at: null,
      severity: "MODERATE",
   },
   details: "The miekg Go DNS package before 1.1.25, as used in CoreDNS before 1.6.6 and other products, improperly generates random numbers because math/rand is used. The TXID becomes predictable, leading to response forgeries.",
   id: "GHSA-44r7-7p62-q3fr",
   modified: "2023-08-29T22:33:25Z",
   published: "2021-05-18T21:09:13Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2019-19794",
      },
      {
         type: "WEB",
         url: "https://github.com/coredns/coredns/issues/3519",
      },
      {
         type: "WEB",
         url: "https://github.com/coredns/coredns/issues/3547",
      },
      {
         type: "WEB",
         url: "https://github.com/miekg/dns/issues/1037",
      },
      {
         type: "WEB",
         url: "https://github.com/miekg/dns/issues/1043",
      },
      {
         type: "WEB",
         url: "https://github.com/miekg/dns/pull/1044",
      },
      {
         type: "WEB",
         url: "https://github.com/miekg/dns/commit/8ebf2e419df7857ac8919baa05248789a8ffbf33",
      },
      {
         type: "WEB",
         url: "https://github.com/miekg/dns/compare/v1.1.24...v1.1.25",
      },
      {
         type: "WEB",
         url: "https://pkg.go.dev/vuln/GO-2020-0008",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
         type: "CVSS_V3",
      },
   ],
   summary: "miekg/dns insecurely generates random numbers",
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.




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.