๐ CVE-2021-22884
๐ก Newskategorie: Sicherheitslรผcken
๐ Quelle: web.nvd.nist.gov
Node.js before 10.24.0, 12.21.0, 14.16.0, and 15.10.0 is vulnerable to DNS rebinding attacks as the whitelist includes รขโฌลlocalhost6รขโฌ๏ฟฝ. When รขโฌลlocalhost6รขโฌ๏ฟฝ is not present in /etc/hosts, it is just an ordinary domain that is resolved via DNS, i.e., over network. If the attacker controls the victim's DNS server or can spoof its responses, the DNS rebinding protection can be bypassed by using the รขโฌลlocalhost6รขโฌ๏ฟฝ domain. As long as the attacker uses the รขโฌลlocalhost6รขโฌ๏ฟฝ domain, they can still apply the attack described in CVE-2018-7160. ...