CVE-2006-1206
Matt Johnston Dropbear SSH server 0.47 and earlier, as used in embedded Linux devices and on...
Matt Johnston Dropbear SSH server 0.47 and earlier, as used in embedded Linux devices and on general-purpose operating systems, allows remote attackers to cause a denial of service (connection slot exhaustion) via a large number of connection attempts that exceeds the MAX_UNAUTH_CLIENTS defined value of 30.
Exploit likelihood
What each source reports
NVD Score used
Matt Johnston Dropbear SSH server 0.47 and earlier, as used in embedded Linux devices and on general-purpose operating systems, allows remote attackers to cause a denial of service (connection slot exhaustion) via a large number of connection attempts that exceeds the MAX_UNAUTH_CLIENTS defined value of 30.
- Record
CVE-2006-1206- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
Matt Johnston Dropbear SSH server 0.47 and earlier, as used in embedded Linux devices and on general-purpose operating systems, allows remote attackers to cause a denial of service (connection slot exhaustion) via a large number of connection attempts that exceeds the MAX_UNAUTH_CLIENTS defined value of 30.
- Record
CVE-2006-1206- Updated
- 2026-11-02
EUVDEUVD-2006-1210 No score
Matt Johnston Dropbear SSH server 0.47 and earlier, as used in embedded Linux devices and on general-purpose operating systems, allows remote attackers to cause a denial of service (connection slot exhaustion) via a large number of connection attempts that exceeds the MAX_UNAUTH_CLIENTS defined value of 30.
- Record
EUVD-2006-1210- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6979-j27r-h7g9 No score
Matt Johnston Dropbear SSH server 0.47 and earlier, as used in embedded Linux devices and on...
Matt Johnston Dropbear SSH server 0.47 and earlier, as used in embedded Linux devices and on general-purpose operating systems, allows remote attackers to cause a denial of service (connection slot exhaustion) via a large number of connection attempts that exceeds the MAX_UNAUTH_CLIENTS defined value of 30.
- Record
GHSA-6979-j27r-h7g9- Updated
- 2026-11-02
OSV No score
Matt Johnston Dropbear SSH server 0.47 and earlier, as used in embedded Linux devices and on general-purpose operating systems, allows remote attackers to cause a denial of service (connection slot exhaustion) via a large number of connection attempts that exceeds the MAX_UNAUTH_CLIENTS defined value of 30.
- Record
CVE-2006-1206- Updated
- 2026-11-02
OSVDEBIAN-CVE-2006-1206 No score
Matt Johnston Dropbear SSH server 0.47 and earlier, as used in embedded Linux devices and on general-purpose operating systems, allows remote attackers to cause a denial of service (connection slot exhaustion) via a large number of connection attempts that exceeds the MAX_UNAUTH_CLIENTS defined value of 30.
- Record
DEBIAN-CVE-2006-1206- Updated
- 2026-11-02
Affected products
Affected packages
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Dropbear / OpenSSH Server - 'MAX_UNAUTH_CLIENTS' Denial of Service | 2006-03-10 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2006-1206 is a medium vulnerability (CVSS 5.0) in Dropbear Ssh Project Ssh, published March 14, 2006. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 11.7%, the 96th percentile. Fixed in dropbear 0.48-1.