CVE catalog
CVE-2026-9365
A vulnerability has been found in Ettercap up to 0.8.3. The affected element is the function FUNC_DECODER of the file src/dissectors/ec_gg.c of the component GG Dissector. The manipulation of the argu
- Severity
- Medium · CVSS 5.6
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.32% · Oct 25, 2026
A vulnerability has been found in Ettercap up to 0.8.3. The affected element is the function FUNC_DECODER of the file src/dissectors/ec_gg.c of the component GG Dissector. The manipulation of the argument gg leads to heap-based buffer overflow. The attack is possible to be carried out remotely. The complexity of an attack is rather high. The exploitability is described as difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 0.8.4 is sufficient to fix this issue. The identifier of the patch is feeae6fa366e01a3dd9f1857ec6aae847b2ae00c. It is suggested to upgrade the affected component.
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 | vulnerable |
| 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 |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | ettercap | source | sid | (unfixed) | not yet assigned | Not reported | [1147620] |
| Debian | ettercap | source | trixie | (unfixed) | not yet assigned | Not reported | [1147620] |
| Debian | ettercap | source | bookworm | (unfixed) | not yet assigned | Not reported | [1147620] |
Notes
[trixie] ettercap: Minor issue [bookworm] ettercap: Minor issue
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-2026-9365]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-9365]
- [https://security-tracker.debian.org/tracker/CVE-2026-9365]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-9365.json]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]