smtpd/lka_filter.c in OpenSMTPD before 6.8.0p1, in certain configurations, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted pattern of client activity, because the filter state machine does not properly maintain the I/O channel between the SMTP engine and the filters layer.
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2020-12-24T15:53:03
Updated: 2024-08-04T17:09:14.815Z
Reserved: 2020-12-24T00:00:00
Link: CVE-2020-35680
Vulnrichment
No data.
NVD
Status : Modified
Published: 2020-12-24T16:15:15.600
Modified: 2024-11-21T05:27:49.970
Link: CVE-2020-35680
Redhat
No data.