Buffer overflow in ettercap
Priority MEDIUM 41CWE-120Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
An unchecked sscanf() call in ettercap before 0.7.5 allows an insecure temporary settings file to overflow a static-sized buffer on the stack.
Why it matters now
EPSS 0.01404 72nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| ettercap | ettercap | 0.7.3 | — | No fix listed | CNA |
- ettercap Vendorettercap Affected 0.7.3 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ettercap-project:ettercap:0.7.3:*:*:*:*:*:*:* | 0.7.3 | Vulnerable | Ettercap-project |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
- cpe:2.3:a:ettercap-project:ettercap:0.7.3:*:*:*:*:*:*:* Versions 0.7.3 Vulnerable ·Ettercap-project
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2010-3844
- 2026-10-03 Alias added: GHSA-2jff-xpp2-45x2
References
More ettercap vulnerabilities
- TI-2005-01703 Format string vulnerability in the curses_msg function in the Ncurses interface… CVSS 2.0HIGH 7.5
- TI-2002-00265 Buffer overflow in various decoders in Ettercap 0.6.3.1 and earlier, when running on… CVSS 2.0HIGH 7.5
Sources
- CVE-2010-3844 · CVE Program
- CVE-2010-3844 · NVD
- FIRST EPSS
- GHSA-2jff-xpp2-45x2 · GitHub Advisory Database · CC BY 4.0
- CVE-2010-3844 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences