CVE catalog
CVE-2026-3606
A vulnerability has been found in Ettercap 0.8.4-Garofalo. Affected by this vulnerability is the function add_data_segment of the file src/ettercap/utils/etterfilter/ef_output.c of the component etter
- Severity
- Medium · CVSS 4.8
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.17% · Oct 25, 2026
A vulnerability has been found in Ettercap 0.8.4-Garofalo. Affected by this vulnerability is the function add_data_segment of the file src/ettercap/utils/etterfilter/ef_output.c of the component etterfilter. The manipulation leads to out-of-bounds read. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | ettercap | sid | 1:0.8.4.1-2 | fixed |
| Debian | ettercap | trixie | 1:0.8.3.1-14 | vulnerable |
| Debian | ettercap | bookworm | 1:0.8.3.1-11 | vulnerable |
| Cpe | ettercap | Not reported | Not reported | vulnerable |
| Ubuntu | ettercap | 16.04 | 1:0.8.2-2 | vulnerable |
| Ubuntu | ettercap | 16.04 | 1:0.8.2-2build1 | vulnerable |
| Ubuntu | ettercap | 16.04 | 1:0.8.2-2ubuntu1.16.04.1 | vulnerable |
| Ubuntu | ettercap | 18.04 | 1:0.8.2-10build1 | vulnerable |
| Ubuntu | ettercap | 18.04 | 1:0.8.2-10build2 | vulnerable |
| Ubuntu | ettercap | 18.04 | 1:0.8.2-10build3 | vulnerable |
| Ubuntu | ettercap | 18.04 | 1:0.8.2-10build4 | vulnerable |
| Ubuntu | ettercap | 20.04 | 1:0.8.2-10build6 | vulnerable |
| Ubuntu | ettercap | 20.04 | 1:0.8.3-1ubuntu1 | vulnerable |
| Ubuntu | ettercap | 20.04 | 1:0.8.3-2~build1 | vulnerable |
| Ubuntu | ettercap | 20.04 | 1:0.8.3-2 | vulnerable |
| Ubuntu | ettercap | 20.04 | 1:0.8.3-3 | vulnerable |
| Ubuntu | ettercap | 20.04 | 1:0.8.3-5 | vulnerable |
| Ubuntu | ettercap | 20.04 | 1:0.8.3-6 | vulnerable |
| Ubuntu | ettercap | 20.04 | 1:0.8.3-7 | vulnerable |
| Ubuntu | ettercap | 22.04 | 1:0.8.3.1-3 | vulnerable |
| Ubuntu | ettercap | 22.04 | 1:0.8.3.1-4 | vulnerable |
| Ubuntu | ettercap | 22.04 | 1:0.8.3.1-4build1 | vulnerable |
| Ubuntu | ettercap | 22.04 | 1:0.8.3.1-5 | vulnerable |
| Ubuntu | ettercap | 24.04 | 1:0.8.3.1-12 | vulnerable |
| Ubuntu | ettercap | 24.04 | 1:0.8.3.1-13 | vulnerable |
| Ubuntu | ettercap | 24.04 | 1:0.8.3.1-13build2 | vulnerable |
| Ubuntu | ettercap | 24.04 | 1:0.8.3.1-13build3 | vulnerable |
| Ubuntu | ettercap | 25.10 | 1:0.8.3.1-14 | vulnerable |
| Ubuntu | ettercap | 25.10 | 1:0.8.3.1-15 | vulnerable |
| Ubuntu | ettercap | 26.10 | 1:0.8.4.1-2 | vulnerable |
| Ubuntu | ettercap | 26.10 | 1:0.8.4.1-2build1 | vulnerable |
| Ubuntu | ettercap | 26.04 | 1:0.8.3.1-15 | vulnerable |
| Ubuntu | ettercap | 26.04 | 1:0.8.3.1-15build1 | vulnerable |
| Ubuntu | ettercap | 26.04 | 1:0.8.3.1-16 | vulnerable |
| Ubuntu | ettercap | 26.04 | 1:0.8.4-2 | vulnerable |
| Ubuntu | ettercap | 26.04 | 1:0.8.4-4 | vulnerable |
| Ubuntu | ettercap | 26.04 | 1:0.8.4-5 | vulnerable |
| Ubuntu | ettercap | 26.04 | 1:0.8.4.1-1 | vulnerable |
| Ubuntu | ettercap | 26.04 | 1:0.8.4.1-2 | vulnerable |
Fixed-version evidence
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [ettercap-common]Affected
Source package: [ettercap]
Details (2)
1:0.8.3.1-11· amd64 · bookwormAffected
nvd · ettercap · debian · bookworm; nvd · ettercap · debian · 12
1:0.8.3.1-11· arm64 · bookwormAffected
nvd · ettercap · debian · bookworm; nvd · ettercap · debian · 12
- [ettercap-graphical]Affected
Source package: [ettercap]
Details (2)
1:0.8.3.1-11· amd64 · bookwormAffected
nvd · ettercap · debian · bookworm; nvd · ettercap · debian · 12
1:0.8.3.1-11· arm64 · bookwormAffected
nvd · ettercap · debian · bookworm; nvd · ettercap · debian · 12
- [ettercap-text-only]Affected
Source package: [ettercap]
Details (2)
1:0.8.3.1-11· amd64 · bookwormAffected
nvd · ettercap · debian · bookworm; nvd · ettercap · debian · 12
1:0.8.3.1-11· arm64 · bookwormAffected
nvd · ettercap · debian · bookworm; nvd · ettercap · debian · 12
[Debian 13 (Trixie)]
- [ettercap-common]Affected
Source package: [ettercap]
Details (2)
1:0.8.3.1-14· amd64 · trixieAffected
nvd · ettercap · debian · 13
1:0.8.3.1-14· arm64 · trixieAffected
nvd · ettercap · debian · 13
- [ettercap-graphical]Affected
Source package: [ettercap]
Details (2)
1:0.8.3.1-14· amd64 · trixieAffected
nvd · ettercap · debian · 13
1:0.8.3.1-14· arm64 · trixieAffected
nvd · ettercap · debian · 13
- [ettercap-text-only]Affected
Source package: [ettercap]
Details (2)
1:0.8.3.1-14· amd64 · trixieAffected
nvd · ettercap · debian · 13
1:0.8.3.1-14· arm64 · trixieAffected
nvd · ettercap · debian · 13
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-3606]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-3606]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-3606]
- [https://security-tracker.debian.org/tracker/CVE-2026-3606]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3606.json]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]