GitHub Advisoryadvisory · Go

GHSA-44r7-7p62-q3fr miekg/dns insecurely generates random numbers

MEDIUM Published 2021-05-18 Modified 2023-08-29 Official page ↗
Aliases
CVE-2019-19794
Ecosystem
Go
Packages
github.com/miekg/dns
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Weaknesses
CWE-330, CWE-338
Reviewed
2021-05-18

Affected packages

• Go github.com/miekg/dns: < 1.1.25 → fixed in 1.1.25

Description

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.

Related

Alias · CVE (1)

  • CVE-2019-19794 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… vulnerability

Weakness · CWE (2)

  • CWE-330 Use of Insufficiently Random Values weakness
  • CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) weakness

References