CVE-2021-3672
published 2021-11-23CVE-2021-3672: 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…
medium5.6CVSS 3.1
AVNACHPRNUINSUCLILAL
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.
Affected
50 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| c-ares | c-ares | >= 0 < 1.17.1-1+deb11u1 | 1.17.1-1+deb11u1 |
| c-ares | c-ares | >= 0 < 1.17.1-1.1 | 1.17.1-1.1 |
| c-ares | c-ares | >= 0 < 1.17.1-1.1 | 1.17.1-1.1 |
| c-ares | c-ares | >= 0 < 1.17.1-1.1 | 1.17.1-1.1 |
| c-ares_project | c-ares | — | — |
| c-ares_project | c-ares | >= 1.0.0 < 1.17.2 | 1.17.2 |
| debian | c-ares | < c-ares 1.17.1-1.1 (bookworm) | c-ares 1.17.1-1.1 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| msrc | azl3_ceph_18.2.2-1_on_azure_linux_3.0 | — | — |
| msrc | azl3_ceph_18.2.2-8_on_azure_linux_3.0 | — | — |
| msrc | azl3_rubygem-mini_portile2_2.8.4-1_on_azure_linux_3.0 | — | — |
| msrc | azl3_tensorflow_2.16.1-9_on_azure_linux_3.0 | — | — |
| msrc | cbl2_ceph_16.2.10-7_on_cbl_mariner_2.0 | — | — |
| msrc | cbl2_pgbouncer_1.16.1-1_on_cbl_mariner_2.0 | — | — |
| msrc | cm1_c-ares_1.18.1-1_on_cbl_mariner_1.0 | — | — |
| msrc | cm1_pgbouncer_1.16.1-1_on_cbl_mariner_1.0 | — | — |
| nodejs | node.js | 12.0.0 – 12.12.0 | — |
| nodejs | node.js | >= 12.13.0 < 12.22.5 | 12.22.5 |
| nodejs | node.js | 14.0.0 – 14.14.0 | — |
| nodejs | node.js | >= 14.15.0 < 14.17.5 | 14.17.5 |
| nodejs | node.js | >= 16.0.0 < 16.6.2 | 16.6.2 |
| paloalto | pan-os | — | — |
| pgbouncer | pgbouncer | <= 1.17.0 | — |
| redhat | enterprise_linux | — | — |
CVSS provenance
nvdv3.15.6MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
ghsa5.6MEDIUM
osv5.6MEDIUM