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VulnerabilityPublished Updated

CVE-2026-3606: Ettercap 0.8.4-Garofalo

Affects ettercapSource GCVE Database

0
Authoritative record:CVE-2026-3606· Medium 4.8

Public exploit available · CVSS 4.8 Medium.

Data as of 27 Oct 2026, 06:42 UTC

CVSS 4.0 base score
4.8Medium
How severe the flaw is on the 0–10 CVSS scale.
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

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 5 Mar 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: evidence found.

    CVSS exploit maturity: proof of concept public

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Ubuntu 26.10ettercappkg:deb/ubuntu/ettercap?arch=source&distro=stonkingOther threatsAffected
  • =1:0.8.4.1-2
  • =1:0.8.4.1-2build1
Fixed in–
Ubuntu 26.04 LTSettercappkg:deb/ubuntu/ettercap?arch=source&distro=resoluteOther threatsAffected
  • 1:0.8.3.1-15 – 1:0.8.4.1-2
8 affected builds
Fixed in–
Ubuntu 25.10ettercappkg:deb/ubuntu/ettercap?arch=source&distro=questingOther threatsAffected
  • =1:0.8.3.1-14
  • =1:0.8.3.1-15
Fixed in–
Ubuntu 24.04 LTSettercappkg:deb/ubuntu/ettercap?arch=source&distro=nobleOther threatsAffected
  • 1:0.8.3.1-12 – 1:0.8.3.1-13build3
4 affected builds
Fixed in–
Ubuntu 22.04 LTSettercappkg:deb/ubuntu/ettercap?arch=source&distro=jammyOther threatsAffected
  • 1:0.8.3.1-3 – 1:0.8.3.1-5
4 affected builds
Fixed in–
Ubuntu 20.04 LTSettercappkg:deb/ubuntu/ettercap?arch=source&distro=focalOther threatsAffected
  • 1:0.8.2-10build6 – 1:0.8.3-7
8 affected builds
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

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.

References

Community reviews

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