Description
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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Ettercap | 0.8.0, 0.8.1, 0.8.2, 0.8.3 | 0.8.4 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 13 | ettercap | No fix yet | — |
| Debian 12 | ettercap | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | ettercap | No fix yet | — |
| Ubuntu 26.04 LTS | ettercap | No fix yet | — |
| Ubuntu 25.10 | ettercap | No fix yet | — |
| Ubuntu 24.04 LTS | ettercap | No fix yet | — |
| Ubuntu 22.04 LTS | ettercap | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | ettercap | No fix yet | — |
| Ubuntu 18.04 LTS | ettercap | No fix yet | — |
| Ubuntu 16.04 LTS | ettercap | No fix yet | — |
References
- VDB-365328 | Ettercap GG Dissector ec_gg.c FUNC_DECODER heap-based overflow vdb-entry technical-description
- VDB-365328 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #813142 | Ettercap <=v0.8.4 Heap-based Buffer Overflow third-party-advisory
- https://github.com/Ettercap/ettercap/issues/1306 exploit issue-tracking
- https://github.com/Ettercap/ettercap/pull/1307 issue-tracking patch
- https://github.com/Ettercap/ettercap/commit/feeae6fa366e01a3dd9f1857ec6aae847b2ae00c patch
- https://github.com/Ettercap/ettercap/ product