Stack-based buffer overflow in the receive_tcppacket function in net_packet.c in tinc…
Priority MEDIUM 63CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Stack-based buffer overflow in the receive_tcppacket function in net_packet.c in tinc before 1.0.21 and 1.1 before 1.1pre7 allows remote authenticated peers to cause a denial of service (crash) or possibly execute arbitrary code via a large TCP packet.
Why it matters now
EPSS 0.60679 99th 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:tinc-vpn:tinc:*:*:*:*:*:*:*:* | up to 1.0.20 | Vulnerable | Tinc-vpn |
| cpe:2.3:a:tinc-vpn:tinc:*:pre6:*:*:*:*:*:* | up to 1.1 | Vulnerable | Tinc-vpn |
| cpe:2.3:a:tinc-vpn:tinc:1.0.17:*:*:*:*:*:*:* | 1.0.17 | Vulnerable | Tinc-vpn |
| cpe:2.3:a:tinc-vpn:tinc:1.0.18:*:*:*:*:*:*:* | 1.0.18 | Vulnerable | Tinc-vpn |
| cpe:2.3:a:tinc-vpn:tinc:1.0.19:*:*:*:*:*:*:* | 1.0.19 | Vulnerable | Tinc-vpn |
| cpe:2.3:a:tinc-vpn:tinc:1.1:pre3:*:*:*:*:*:* | 1.1 pre3 | Vulnerable | Tinc-vpn |
| cpe:2.3:a:tinc-vpn:tinc:1.1:pre4:*:*:*:*:*:* | 1.1 pre4 | Vulnerable | Tinc-vpn |
| cpe:2.3:a:tinc-vpn:tinc:1.1:pre5:*:*:*:*:*:* | 1.1 pre5 | Vulnerable | Tinc-vpn |
- cpe:2.3:a:tinc-vpn:tinc:*:*:*:*:*:*:*:* Versions up to 1.0.20 Vulnerable ·Tinc-vpn
- cpe:2.3:a:tinc-vpn:tinc:*:pre6:*:*:*:*:*:* Versions up to 1.1 Vulnerable ·Tinc-vpn
- cpe:2.3:a:tinc-vpn:tinc:1.0.17:*:*:*:*:*:*:* Versions 1.0.17 Vulnerable ·Tinc-vpn
- cpe:2.3:a:tinc-vpn:tinc:1.0.18:*:*:*:*:*:*:* Versions 1.0.18 Vulnerable ·Tinc-vpn
- cpe:2.3:a:tinc-vpn:tinc:1.0.19:*:*:*:*:*:*:* Versions 1.0.19 Vulnerable ·Tinc-vpn
- cpe:2.3:a:tinc-vpn:tinc:1.1:pre3:*:*:*:*:*:* Versions 1.1 pre3 Vulnerable ·Tinc-vpn
- cpe:2.3:a:tinc-vpn:tinc:1.1:pre4:*:*:*:*:*:* Versions 1.1 pre4 Vulnerable ·Tinc-vpn
- cpe:2.3:a:tinc-vpn:tinc:1.1:pre5:*:*:*:*:*:* Versions 1.1 pre5 Vulnerable ·Tinc-vpn
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2013-1428
- 2026-10-03 Alias added: GHSA-wp6j-qh23-g8mc
References
Advisory 5
More Tinc-vpn Tinc vulnerabilities
- TI-2018-11996 Missing message authentication in the meta-protocol in Tinc VPN version 1.0.34 and… CVSS 3.1MEDIUM 5.9
- TI-2018-11985 tinc before 1.0.30 has a broken authentication protocol, without even a partial mitigation. CVSS 3.1MEDIUM 5.3
- TI-2018-11986 tinc 1.0.30 through 1.0.34 has a broken authentication protocol, although there is a… CVSS 3.1LOW 3.7
Sources
- CVE-2013-1428 · CVE Program
- CVE-2013-1428 · NVD
- FIRST EPSS
- GHSA-wp6j-qh23-g8mc · GitHub Advisory Database · CC BY 4.0
- CVE-2013-1428 · 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