nsd-checkzone in NLnet Labs NSD 4.2.0 has a Stack-based Buffer Overflow in the dname_concatenate() function in dname.c.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade nsd | Jul 30, 2024 | Jul 3, 2019 |
| Freebsd | — | Upgrade nsd | Aug 20, 2019 | Aug 19, 2019 |
| Suse | — | Upgrade nsd | Dec 12, 2020 | Jul 3, 2019 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Jul 3, 2019 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub