A flaw was found in c-ares library, where a missing input validation check of host names returned by DNS (Domain Name Servers) can lead to output of wrong hostnames which might potentially lead to Domain Hijacking. The highest threat from this vulnerability is to confidentiality and integrity as well as system availability.
CVSS Details
- CVSS 3.1 Base Score: 5.6
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade c-ares-develUpgrade nodejsUpgrade nodejs-packagingUpgrade nodejs-full-i18nUpgrade npmUpgrade c-aresUpgrade nodejs-develUpgrade nodejs-nodemonUpgrade nodejs-docs | May 4, 2022 | Nov 23, 2021 |
| Alpine Linux | — | Upgrade nodejsUpgrade nodejs-currentUpgrade c-ares | Mar 26, 2024 | Nov 23, 2021 |
| Amazon Linux Ami 2 | — | Upgrade c-ares-debuginfoUpgrade c-ares-develUpgrade c-ares | Jan 10, 2024 | Nov 23, 2021 |
| Amazon_linux | — | Upgrade c-ares | Nov 5, 2021 | Aug 10, 2021 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Nov 23, 2021 |
| Centos_linux | — | Upgrade nodejsUpgrade c-ares-debuginfoUpgrade c-ares-develUpgrade c-ares-debugsourceUpgrade nodejs-docsUpgrade nodejs-packagingUpgrade npmUpgrade nodejs-debugsourceUpgrade nodejs-full-i18nUpgrade nodejs-debuginfoUpgrade nodejs-develUpgrade c-aresUpgrade nodejs-nodemon | Sep 22, 2021 | Sep 21, 2021 |
| Debian | — | Upgrade c-ares | Aug 12, 2021 | Aug 12, 2021 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Oct 15, 2021 |
| Freebsd | — | Upgrade py39-pycares | Apr 14, 2023 | Apr 9, 2023 |
| Gentoo Linux | — | Upgrade net-dns/c-ares.Upgrade net-libs/nodejs. | Jan 8, 2024 | Nov 23, 2021 |
| Huawei Euleros 2_0_sp3 | — | Upgrade c-ares-develUpgrade c-ares | Oct 26, 2021 | Oct 25, 2021 |
| Huawei Euleros 2_0_sp5 | — | Upgrade c-ares-develUpgrade c-ares | Nov 12, 2021 | Oct 25, 2021 |
| Huawei Euleros 2_0_sp8 | — | Upgrade c-aresUpgrade c-ares-devel | Nov 2, 2021 | Oct 25, 2021 |
| Huawei Euleros 2_0_sp9 | — | Upgrade c-ares | Nov 12, 2021 | Oct 25, 2021 |
| Oracle Solaris | — | Upgrade library/libcares to version 1.17.2-11.4.37.0.1.101.1 on Solaris 11.4 | Oct 12, 2021 | Oct 12, 2021 |
| Oracle_linux | — | Upgrade nodejs-develUpgrade c-aresUpgrade c-ares-develUpgrade nodejsUpgrade nodejs-docsUpgrade nodejs-packagingUpgrade nodejs-nodemonUpgrade nodejs-full-i18nUpgrade npm | Sep 23, 2021 | Aug 10, 2021 |
| Redhat_linux | — | Upgrade nodejsUpgrade nodejs-debuginfoUpgrade nodejs-develUpgrade c-aresUpgrade nodejs-debugsourceUpgrade nodejs-nodemonUpgrade nodejs-docsUpgrade nodejs-packagingNo solution existsUpgrade npmUpgrade nodejs-full-i18nUpgrade c-ares-debugsourceUpgrade c-ares-debuginfoUpgrade c-ares-devel | Sep 22, 2021 | Sep 21, 2021 |
| Rocky_linux | — | Upgrade c-ares-develUpgrade c-ares-debuginfoUpgrade c-ares-debugsourceUpgrade nodejs-debugsourceUpgrade npmUpgrade nodejs-full-i18nUpgrade nodejs-debuginfoUpgrade c-aresUpgrade nodejs-develUpgrade nodejs | May 11, 2022 | Nov 23, 2021 |
| Suse | — | Upgrade c-ares-utilsUpgrade nodejs14-docsUpgrade libcares2Upgrade nodejs10-develUpgrade libcares2-32bitUpgrade npm12Upgrade nodejs14Upgrade c-ares-develUpgrade libcares-develUpgrade npm10Upgrade nodejs12-develUpgrade nodejs12-docsUpgrade nodejs10-docsUpgrade nodejs14-develUpgrade nodejs10Upgrade npm14Upgrade nodejs12 | Aug 11, 2021 | Aug 10, 2021 |
| Ubuntu | — | Upgrade libc-ares2 (Ubuntu Pro)Upgrade libc-ares2 | Aug 11, 2021 | Aug 10, 2021 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Nov 23, 2021 |
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