CVE-2026-3606 Details
Description
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.
A heap-based buffer overflow vulnerability has been identified in Ettercap version 0.8.4-Garofalo, specifically within the etterfilter component. The issue arises in the 'add_data_segment' function of 'src/ettercap/utils/etterfilter/ef_output.c', where the program improperly handles data segmentation, leading to an out-of-bounds read. This vulnerability requires local access to exploit and has been publicly disclosed, with an available proof-of-concept exploit.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Mar 9, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Ettercap/ettercap/ | [email protected] | Product |
| https://github.com/Ettercap/ettercap/issues/1297 | [email protected] | ExploitIssue Tracking |
| https://github.com/oneafter/0202/blob/main/et/repro | [email protected] | Product |
| https://vuldb.com/?ctiid.349218 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.349218 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.764648 | [email protected] | ExploitThird Party AdvisoryVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-787 | Out-of-bounds Write | [email protected] |
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-125 | Out-of-bounds Read | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| ettercap-project ettercap | 0.8.4 |
CPE
Remediation
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Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Mar 16, 2026 | Initial Analysis | [email protected] |
| Mar 5, 2026 | New CVE Received | [email protected] |