Major DNS vulnerability on the Internet may have been leaked, and various software and hardware manufacturers are secretly collaborating to fix the漏洞.

We once reported that a serious security issue was found in the DNS protocol itself. Attackers could possibly take advantage of this vulnerability to carry out efficient "Cache poisoning", making DNS cache servers believe that their forged responses from authoritative DNS are real. This can lead to website traffic hijacking for profit, or guide users to some forged phishing sites to defraud sensitive data. Previously, major software companies...