CVE-2018-18956

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CVSS 3.0

7.5 high

EPSS

3%p86

Published

Nov 5, 2018 (Nov 5, 2018)

Modified

Jun 17, 2026

Description

The ProcessMimeEntity function in util-decode-mime.c in Suricata 4.x before 4.0.6 allows remote attackers to cause a denial of service (segfault and daemon crash) via crafted input to the SMTP parser, as exploited in the wild in November 2018.

Vendors: suricata-ids
Products: suricata
Weakness: CWE-119
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (2.8%)

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