https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Sun, 11 Oct 2026 19:25:33 +0000 https://vulnerability.circl.lu/vuln/cve-2021-3672 <p><strong>Affected:</strong> c-ares</p> <p>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.</p> <p><strong>Affected:</strong> c-ares</p> <p>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.</p> https://vulnerability.circl.lu/vuln/cve-2021-3672 https://vulnerability.circl.lu/vuln/usn-5034-1 <p><strong>Affected:</strong> Ubuntu:18.04:LTS: c-ares, Ubuntu:20.04:LTS: c-ares</p> <p>Philipp Jeitner and Haya Shulman discovered that c-ares incorrectly validated certain hostnames returned by DNS servers. A remote attacker could possibly use this issue to perform Domain Hijacking attacks.</p> <p><strong>Affected:</strong> Ubuntu:18.04:LTS: c-ares, Ubuntu:20.04:LTS: c-ares</p> <p>Philipp Jeitner and Haya Shulman discovered that c-ares incorrectly validated certain hostnames returned by DNS servers. A remote attacker could possibly use this issue to perform Domain Hijacking attacks.</p> https://vulnerability.circl.lu/vuln/usn-5034-1