CVE-2017-8366

9.8 criticalEPSS 1.7%

Critical (9.8) in ettercap project ettercap. EPSS 1.7% chance of exploitation in the next 30 days.

The strescape function in ec_strings.c in Ettercap 0.8.2 allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted filter that is mishandled by etterfilter.

Severity

CVSS 3.0

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.7% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-31)
CWE: CWE-119
Published: 2017-04-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

ettercap_project:ettercap

References

http://www.debian.org/security/2017/dsa-3874
https://blogs.gentoo.org/ago/2017/04/29/ettercap-etterfilter-heap-based-buffer-overflow-write/
http://www.debian.org/security/2017/dsa-3874
https://blogs.gentoo.org/ago/2017/04/29/ettercap-etterfilter-heap-based-buffer-overflow-write/

Check your stack JSON