A vulnerability was found in the implementation of DNSSEC in Dnsmasq up to and including 2.78. Wildcard synthesized NSEC records could be improperly interpreted to prove the non-existence of hostnames that actually exist.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade dnsmasq | Sep 21, 2018 | Jan 23, 2018 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jan 23, 2018 |
| Debian | — | Upgrade dnsmasq | Jul 30, 2024 | Jan 23, 2018 |
| Huawei Euleros 2_0_sp3 | — | Upgrade dnsmasqUpgrade dnsmasq-utils | Apr 30, 2021 | Jan 23, 2018 |
| Huawei Euleros 2_0_sp5 | — | Upgrade dnsmasq-utilsUpgrade dnsmasq | Jun 3, 2020 | Jan 23, 2018 |
| Oracle Solaris | — | Upgrade service/network/dnsmasq to version 2.80-11.4.7.0.1.1.0 on Solaris 11.4 | Mar 20, 2019 | Jan 23, 2018 |
| Suse | — | Upgrade dnsmasq-utilsUpgrade dnsmasq | Jul 3, 2019 | Jan 23, 2018 |
| Ubuntu | — | Upgrade dnsmasq-baseUpgrade dnsmasq-utilsUpgrade dnsmasq | Apr 23, 2021 | Jan 23, 2018 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jan 23, 2018 |
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