CVE-2013-5661
Publication date 5 November 2019
Last updated 25 August 2025
Ubuntu priority
Description
Cache Poisoning issue exists in DNS Response Rate Limiting.
Notes
seth-arnold
This appears to be about the tradeoff of providing service to clients and preventing the massive DDoS attacks using high-speed DNS servers. This seems like an unfixable issue.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
5.9 · Medium
|
| Attack vector | Network |
| Attack complexity | High |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | High |
| Availability impact | None |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |