https://www.phllaps.net/tags/isc/ Recent content in ISC on PhllapsNET Hugo en-gb Thu, 08 Oct 2026 00:00:00 +0000 https://www.phllaps.net/posts/isc-bind-data-processing-errors-vulnerability/ Thu, 08 Oct 2026 00:00:00 +0000 https://www.phllaps.net/posts/isc-bind-data-processing-errors-vulnerability/ <div style="background:#6b7280;color:white;padding:16px 18px;border-radius:14px;font-weight:800;font-size:18px;display:flex;align-items:center;gap:12px;box-shadow:0 10px 24px rgba(0,0,0,0.18);"><span style="font-size:24px;">🚨</span><span>SEVERITY: UNKNOWN</span><span style="opacity:0.95;font-weight:700;margin-left:auto;">Security Advisory</span></div> <h2 id="tldr-">TL;DR 📌</h2> <ul> <li>ISC BIND contains a data processing errors vulnerability that could allow remote attackers to cause a denial of service via TKEY queries.</li> <li><strong>Listed in CISA KEV</strong> (2026-10-08) — this is being exploited in the wild.</li> <li><strong>Check the advisory for fixed releases</strong> — remediation detail is in the vendor link below.</li> <li>CVEs: CVE-2015-5477.</li> </ul> <h2 id="what-it-is">What it is</h2> <p>CVE-2015-5477 is a data-processing flaw in ISC BIND&rsquo;s <code>named</code> daemon, triggered by TKEY queries. TKEY is part of BIND&rsquo;s DNS protocol handling used for key exchange.</p>