CVE-2026-3606
Ettercap etterfilter ef_output.c add_data_segment out-of-bounds
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Ettercap etterfilter ef_output.c add_data_segment out-of-bounds
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.
- Record
CVE-2026-3606- CVSS 4.0
- 4.8 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P - CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R - CVSS 3.0
- 3.3 Low
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R - CVSS 2.0
- 1.7
AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR - Weakness
- CWE-125, CWE-119
- Updated
- 2026-11-02
EUVDEUVD-2026-9938
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.
- Record
EUVD-2026-9938- CVSS 4.0
- 4.8 Medium
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-2cjg-466r-p8w4
A vulnerability has been found in Ettercap 0.8.4-Garofalo. Affected by this vulnerability is the...
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.
- Record
GHSA-2cjg-466r-p8w4- CVSS 4.0
- 1.9 Low
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-119, CWE-787
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-3606- CVSS 4.0
- 1.9 Low
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 1.7 Low
AV:L/AC:L/Au:S/C:N/I:N/A:P - Weakness
- CWE-119, CWE-125, CWE-787
- Updated
- 2026-11-02
OSV
Ettercap etterfilter ef_output.c add_data_segment out-of-bounds
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.
- Record
CVE-2026-3606- CVSS 4.0
- 1.9 Low
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P - Weakness
- CWE-119, CWE-125
- Updated
- 2026-11-02
OSVDEBIAN-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 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.
- Record
DEBIAN-CVE-2026-3606- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-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 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.
- Record
UBUNTU-CVE-2026-3606- CVSS 4.0
- 1.9 Low
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
ettercapDebian:12 |
All versions, plus listed versions 1:0.8.3.1-111:0.8.3.1-121:0.8.3.1-131:0.8.3.1-141:0.8.3.1-15 Show 8 moreShow less1:0.8.3.1-161:0.8.4-11:0.8.4-21:0.8.4-31:0.8.4-41:0.8.4-51:0.8.4.1-11:0.8.4.1-2 |
None known |
ettercapDebian:13 |
All versions, plus listed versions 1:0.8.3.1-141:0.8.3.1-151:0.8.3.1-161:0.8.4-11:0.8.4-2 Show 5 moreShow less1:0.8.4-31:0.8.4-41:0.8.4-51:0.8.4.1-11:0.8.4.1-2 |
None known |
ettercapUbuntu:16.04:LTS |
All versions, plus listed versions 1:0.8.2-21:0.8.2-2build11:0.8.2-2ubuntu1.16.04.1 |
None known |
ettercapUbuntu:18.04:LTS |
All versions, plus listed versions 1:0.8.2-10build11:0.8.2-10build21:0.8.2-10build31:0.8.2-10build4 |
None known |
ettercapUbuntu:20.04:LTS |
All versions, plus listed versions 1:0.8.2-10build61:0.8.3-1ubuntu11:0.8.3-2~build11:0.8.3-21:0.8.3-31:0.8.3-51:0.8.3-61:0.8.3-7 |
None known |
ettercapUbuntu:22.04:LTS |
All versions, plus listed versions 1:0.8.3.1-31:0.8.3.1-41:0.8.3.1-4build11:0.8.3.1-5 |
None known |
ettercapUbuntu:24.04:LTS |
All versions, plus listed versions 1:0.8.3.1-121:0.8.3.1-131:0.8.3.1-13build21:0.8.3.1-13build3 |
None known |
ettercapUbuntu:25.10 |
All versions, plus listed versions 1:0.8.3.1-141:0.8.3.1-15 |
None known |
ettercapUbuntu:26.10 |
All versions, plus listed versions 1:0.8.4.1-21:0.8.4.1-2build1 |
None known |
ettercapUbuntu:26.04:LTS |
All versions, plus listed versions 1:0.8.3.1-151:0.8.3.1-15build11:0.8.3.1-161:0.8.4-21:0.8.4-41:0.8.4-51:0.8.4.1-11:0.8.4.1-2 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-3606 is a medium vulnerability (CVSS 4.8) in Ettercap-project Ettercap, published March 5, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.18%, the 7th percentile. No source names a fixed version.