CVE-2023-28450
- State
- Published
- Severity
- 7.5 High
- Published
- Mar 15, 2023
- Updated
- Nov 3, 2025
- Reserved
- Mar 15, 2023
Description
An issue was discovered in Dnsmasq before 2.90. The default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232 because of DNS Flag Day 2020.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- https://thekelleys.org.uk/dnsmasq/doc.html
- https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5
- https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=blob%3Bf=CHANGELOG
- https://capec.mitre.org/data/definitions/495.html
- FEDORA-2023-828bf01834vendor-advisory
- FEDORA-2023-eeca11a4dfvendor-advisory
- https://lists.debian.org/debian-lts-announce/2024/11/msg00035.html
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