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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2017-11-25T17:00:00

Updated: 2024-08-05T20:43:57.859Z

Reserved: 2017-11-25T00:00:00

Link: CVE-2017-16944

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2017-11-25T17:29:00.307

Modified: 2021-05-04T18:15:08.297

Link: CVE-2017-16944

cve-icon Redhat

Severity : Important

Publid Date: 2017-11-24T00:00:00Z

Links: CVE-2017-16944 - Bugzilla