Ettercap etterfilter ef_output.c add_data_segment out-of-bounds
Published Mar 5, 2026
4.8
MEDIUMCVSS 4.0
EPSS 0.19%
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.
Affected products
-
Affected
- 0.8.4-Garofalo
- 0.8.4
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
This MODERATE vulnerability in Ettercap's etterfilter component allows a local authenticated user to trigger an out-of-bounds read. Exploitation requires local access and low privileges, with low impact to confidentiality and availability. Red Hat products are affected if Ettercap is installed.
References (11)
- https://access.redhat.com/security/cve/CVE-2026-3606 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2445008 Issue Tracking
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-9938 Advisory
- https://github.com/Ettercap/ettercap/ product
- https://github.com/Ettercap/ettercap/issues/1297 issue-trackingExploitIssue Tracking
- https://github.com/oneafter/0202/blob/main/et/repro exploitProduct
- https://nvd.nist.gov/vuln/detail/CVE-2026-3606
- https://vuldb.com/?ctiid.349218 signaturepermissions-requiredPermissions RequiredVDB Entry
- https://vuldb.com/?id.349218 vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry
- https://vuldb.com/?submit.764648 third-party-advisoryExploitThird Party AdvisoryVDB Entry
- https://www.cve.org/CVERecord?id=CVE-2026-3606
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2026-3606 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2445008 | Issue Tracking | |
| https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-9938 | Advisory | |
| https://github.com/Ettercap/ettercap/ | product | |
| https://github.com/Ettercap/ettercap/issues/1297 | issue-trackingExploitIssue Tracking | |
| https://github.com/oneafter/0202/blob/main/et/repro | exploitProduct | |
| https://nvd.nist.gov/vuln/detail/CVE-2026-3606 | ||
| https://vuldb.com/?ctiid.349218 | signaturepermissions-requiredPermissions RequiredVDB Entry | |
| https://vuldb.com/?id.349218 | vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry | |
| https://vuldb.com/?submit.764648 | third-party-advisoryExploitThird Party AdvisoryVDB Entry | |
| https://www.cve.org/CVERecord?id=CVE-2026-3606 |
Change history (0)
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