CVSS 3.1
7.5 highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HCVE-2020-12673
High (7.5). EPSS 6.2% chance of exploitation in the next 30 days.
In Dovecot before 2.3.11.3, sending a specially formatted NTLM request will crash the auth service because of an out-of-bounds read.
Severity
- EPSS
- 6.2% chance of exploitation in the next 30 days; higher than 93% of CVEs (scores of 2026-10-31)
- CWE
- CWE-125
- Published
- Modified
- Record from
- the NVD, synced
Affected
- canonical:ubuntu_linux
- debian:debian_linux
- dovecot:dovecot
- fedoraproject:fedora
References
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00048.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00059.html
- https://dovecot.org/security
- https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/