ALT-PU-2023-1570-1
Closed vulnerabilities
Published: 2023-03-08
BDU:2023-02265
Уязвимость DNS-сервера Dnsmasq. связанная с неограниченным распределением ресурсов, позволяющая нарушителю вызвать отказ в обслуживании
Severity: HIGH (7.5)
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
Published: 2023-03-16
Modified: 2025-02-27
Modified: 2025-02-27
CVE-2023-28450
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.
Severity: HIGH (7.5)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
- https://capec.mitre.org/data/definitions/495.html
- https://capec.mitre.org/data/definitions/495.html
- FEDORA-2023-eeca11a4df
- FEDORA-2023-eeca11a4df
- FEDORA-2023-828bf01834
- FEDORA-2023-828bf01834
- https://thekelleys.org.uk/dnsmasq/doc.html
- https://thekelleys.org.uk/dnsmasq/doc.html
- https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=blob%3Bf=CHANGELOG
- https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=blob%3Bf=CHANGELOG
- https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5
- https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5