CVE-2019-19794
Medium
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.
SeverityMedium
CVSS5.9
Exploit probability—
ProductMiekg-dns
PublishedDec 13, 2019
First seenDec 13, 2019
How to fix
Update
- miekg-dns_project miekg-dns1.1.25 or later
- github.com/miekg/dns1.1.25, 1.1.25-0.20191211073109-8ebf2e419df7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| miekg-dns_project miekg-dns | v < 1.1.25 | 1.1.25 |
| github.com/miekg/dnsGo | v < 1.1.25, v < 1.1.25-0.20191211073109-8ebf2e419df7 | 1.1.25, 1.1.25-0.20191211073109-8ebf2e419df7 |
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