ng><div class=header-content><h1>ISTIO-SECURITY-2022-001</h1><p>Authorization Policy For Host Rules During Upgrades.</p></div><p class=post-author>Jan 18, 2022</p><div><table><thead><tr><th colspan=2>Disclosure Details</th></tr></thead><tbody><tr><td>CVE(s)</td><td><a href="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21679">CVE-2022-21679</a><br></td></tr><tr><td>CVSS Impact Score</td><td>6.8 <a href="https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator?vector=AV%3aN%2fAC%3aH%2fPR%3aN%2fUI%3aR%2