CVEvulnerability
CVE-2018-18956
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2018-11-05
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-119
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.
Affected configurations
• suricata-ids suricata (>= 4.0.0 < 4.0.6)
Related
Weakness · CWE (1)
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness
References
- https://lists.openinfosecfoundation.org/pipermail/oisf-users/2018-November/016316.html Mailing List, Third Party Advisory
- https://lists.openinfosecfoundation.org/pipermail/oisf-users/2018-October/016227.html Mailing List, Third Party Advisory
- https://redmine.openinfosecfoundation.org/issues/2658#change-10374 Third Party Advisory
- https://lists.openinfosecfoundation.org/pipermail/oisf-users/2018-November/016316.html Mailing List, Third Party Advisory
- https://lists.openinfosecfoundation.org/pipermail/oisf-users/2018-October/016227.html Mailing List, Third Party Advisory
- https://redmine.openinfosecfoundation.org/issues/2658#change-10374 Third Party Advisory