{"id":34483,"date":"2026-01-07T11:35:49","date_gmt":"2026-01-07T11:35:49","guid":{"rendered":"http:\/\/localhost\/?p=34483"},"modified":"2026-01-07T11:35:49","modified_gmt":"2026-01-07T11:35:49","slug":"multiple-cisco-products-snort-3-dcerpc-vulnerabilities","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=34483","title":{"rendered":"Multiple Cisco Products Snort 3 DCERPC Vulnerabilities_CVE-2026-20026"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;Multiple\\u0026nbsp;Cisco products are affected by a vulnerability in the processing of DCE\/RPC requests that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to leak sensitive information or to restart, resulting in an interruption of packet inspection.\\r\\n\\r\\nThis vulnerability is due to an error in buffer handling logic when processing DCE\/RPC requests, which can result in a buffer use-after-free read. An attacker could exploit this vulnerability by sending a large number of DCE\/RPC requests through an established connection that is inspected by Snort 3. A successful exploit could allow the attacker to unexpectedly restart the Snort 3 Detection Engine, which could cause a denial of service (DoS).&#8221;,&#8221;published&#8221;:&#8221;2026-01-07T16:23:43.283Z&#8221;,&#8221;modified&#8221;:&#8221;2026-01-07T16:54:24.277Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;Multiple Cisco Products Snort 3 DCERPC Vulnerabilities&#8221;,&#8221;source&#8221;:&#8221;cisco&#8221;,&#8221;references&#8221;:&#8221;https:\/\/sec.cloudapps.cisco.com\/security\/center\/content\/CiscoSecurityAdvisory\/cisco-sa-snort3-dcerpc-vulns-J9HNF4tH&#8221;,&#8221;id&#8221;:&#8221;CVE-2026-20026&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:null,&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;Cisco Cisco Secure Firewall Threat Defense (FTD) Software 7.0.0\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.0.0.1\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.0.1\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.1.0\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.0.1.1\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.1.0.1\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.0.2\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.2.0\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.0.2.1\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.0.3\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.1.0.2\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.2.0.1\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.0.4\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.2.1\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.0.5\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.3.0\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.2.2\\nCisco Cisco Secure Firewall Threat Defense (FTD) Software 7.2.3\\nCisco Cisco Secure 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