CVE-2017-16944 (retired)

Priority
Description
The receive_msg function in receive.c in the SMTP daemon in Exim 4.88 and
4.89 allows remote attackers to cause a denial of service (infinite loop
and stack exhaustion) via vectors involving BDAT commands and an improper
check for a '.' character signifying the end of the content, related to the
bdat_getc function.
Assigned-to
mdeslaur
Notes
mdeslauronly affects Exim 4.88 or newer
Package
Source: exim4 (LP Ubuntu Debian)
Upstream:needs-triage
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (4.86.2-2ubuntu2.2)
Ubuntu 18.04 LTS (Bionic Beaver):released (4.89-9ubuntu3)
Patches:
Upstream:https://git.exim.org/exim.git/commit/178ecb70987f024f0e775d87c2f8b2cf587dd542
Upstream:https://git.exim.org/exim.git/commit/4804c62909a62a3ac12ec4777ebd48c541028965 (4.89)
More Information

Updated: 2019-10-09 07:59:34 UTC (commit 33aea848a182c0afcd0a3f927a01a7ecd9a061ee)