| id: GO-2020-0008 |
| modules: |
| - module: github.com/miekg/dns |
| versions: |
| - fixed: 1.1.25-0.20191211073109-8ebf2e419df7 |
| vulnerable_at: 1.1.24 |
| packages: |
| - package: github.com/miekg/dns |
| symbols: |
| - id |
| derived_symbols: |
| - Msg.SetAxfr |
| - Msg.SetIxfr |
| - Msg.SetNotify |
| - Msg.SetQuestion |
| - Msg.SetUpdate |
| summary: Insecure generation of random numbers in github.com/miekg/dns |
| description: |- |
| DNS message transaction IDs are generated using math/rand which makes them |
| relatively predictable. This reduces the complexity of response spoofing attacks |
| against DNS clients. |
| published: 2021-04-14T20:04:52Z |
| cves: |
| - CVE-2019-19794 |
| ghsas: |
| - GHSA-44r7-7p62-q3fr |
| references: |
| - fix: https://github.com/miekg/dns/pull/1044 |
| - fix: https://github.com/miekg/dns/commit/8ebf2e419df7857ac8919baa05248789a8ffbf33 |
| - web: https://github.com/miekg/dns/issues/1037 |
| - web: https://github.com/miekg/dns/issues/1043 |
