The server in Dropbear before 2017.75 might allow post-authentication root remote code execution because of a double free in cleanup of TCP listeners when the -a option is enabled.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | alpine-linux-upgrade-dropbear | Aug 30, 2017 | May 19, 2017 | |
| Debian | debian-upgrade-dropbear | May 20, 2017 | May 19, 2017 | |
| Freebsd | freebsd-upgrade-package-dropbear | Jul 4, 2017 | Jul 3, 2017 | |
| Ubuntu | no-fix-ubuntu-package | Jun 26, 2025 | May 19, 2017 |
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