CVSS 3.1
7.5 highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HCVE-2020-12663
High (7.5). EPSS 3.6% chance of exploitation in the next 30 days.
Unbound before 1.10.1 has an infinite loop via malformed DNS answers received from upstream servers.
Severity
- EPSS
- 3.6% chance of exploitation in the next 30 days; higher than 89% of CVEs (scores of 2026-10-31)
- CWE
- CWE-835
- Published
- Modified
- Record from
- the NVD, synced
Affected
- canonical:ubuntu_linux
- debian:debian_linux
- fedoraproject:fedora
- nlnetlabs:unbound
- opensuse:leap
References
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00067.html
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00069.html
- http://www.openwall.com/lists/oss-security/2020/05/19/5
- https://lists.debian.org/debian-lts-announce/2021/02/msg00017.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F5NFROI2OMCZLYRTCNGHGO3TUD32LCIQ/