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Vulnerability record · CVE-2017-6430 · published 15 March 2017

CVE-2017-6430: Ettercap-project ettercap out-of-bounds read vulnerability

Ettercap Project · Ettercap

The compile_tree function in ef_compiler.c in the Etterfilter utility in Ettercap 0.8.2 and earlier allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted filter.

5.5 CVSS 3.0 Medium EPSS 2.0% · top 20.4% CWE-125 · Out-of-bounds read
5.5CVSS 3.0 base score, v2 4.3
2.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The compile_tree function in ef_compiler.c in the Etterfilter utility in Ettercap 0.8.2 and earlier allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted filter.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.debian.org/security/2017/dsa-3874
http://www.securityfocus.com/archive/1/540223/100/0/threaded
http://www.securityfocus.com/bid/96582 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038057
https://github.com/Ettercap/ettercap/issues/782 ExploitThird Party Advisory
https://github.com/LocutusOfBorg/ettercap/commit/626dc56686f15f2dda13c48f78c2a666cb6d8506 PatchThird Party Advisory
http://www.debian.org/security/2017/dsa-3874
http://www.securityfocus.com/archive/1/540223/100/0/threaded
http://www.securityfocus.com/bid/96582 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038057
https://github.com/Ettercap/ettercap/issues/782 ExploitThird Party Advisory
https://github.com/LocutusOfBorg/ettercap/commit/626dc56686f15f2dda13c48f78c2a666cb6d8506 PatchThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-6430), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.