CVE-2020-27638
Published: 22 October 2020
receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code.
Priority
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References
- https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea
- https://bugs.debian.org/972521
- https://fastd.readthedocs.io/en/stable/releases/v21.html
- https://ubuntu.com/security/notices/USN-4610-1
- https://ubuntu.com/security/notices/USN-4718-1
- https://www.cve.org/CVERecord?id=CVE-2020-27638
- NVD
- Launchpad
- Debian