Description (CNA)
A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| The Dovecot Project / dovecot | affected before 2.2.34 |
CWE
CWE-400
References
- https://usn.ubuntu.com/3587-1/
- http://seclists.org/oss-sec/2018/q1/205
- https://lists.debian.org/debian-lts-announce/2018/03/msg00036.html
- https://www.debian.org/security/2018/dsa-4130
- https://usn.ubuntu.com/3587-2/
- https://bugzilla.redhat.com/show_bug.cgi?id=1532356
- https://www.dovecot.org/list/dovecot-news/2018-February/000370.html
ADP enrichment
No English description supplied.
- https://usn.ubuntu.com/3587-1/
- http://seclists.org/oss-sec/2018/q1/205
- https://lists.debian.org/debian-lts-announce/2018/03/msg00036.html
- https://www.debian.org/security/2018/dsa-4130
- https://usn.ubuntu.com/3587-2/
- https://bugzilla.redhat.com/show_bug.cgi?id=1532356
- https://www.dovecot.org/list/dovecot-news/2018-February/000370.html