CVE-2019-19794

PoC —

CVSS 3.1

5.9 medium

EPSS

2%p80

Published

Dec 13, 2019 (Dec 13, 2019)

Modified

Jun 17, 2026

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.

Vendors: miekg-dns project
Products: miekg-dns
Weakness: CWE-338
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (2.1%)

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