CVE-2020-28017

Published: 04 May 2021

Exim 4 before 4.94.2 allows Integer Overflow to Buffer Overflow in receive_add_recipient via an e-mail message with fifty million recipients. NOTE: remote exploitation may be difficult because of resource consumption.

Priority

Medium

CVSS 3 base score: 9.8

Status

Package Release Status
exim4
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 21.04 (Hirsute Hippo)
Released (4.94-15ubuntu1.2)
Ubuntu 20.10 (Groovy Gorilla)
Released (4.94-7ubuntu1.2)
Ubuntu 20.04 LTS (Focal Fossa)
Released (4.93-13ubuntu1.5)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (4.90.1-1ubuntu1.8)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (4.86.2-2ubuntu2.6+esm1)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (4.82-3ubuntu2.4+esm3)