{"id":13079,"date":"2025-08-14T22:37:23","date_gmt":"2025-08-14T22:37:23","guid":{"rendered":"http:\/\/localhost\/?p=13079"},"modified":"2025-08-14T22:37:23","modified_gmt":"2025-08-14T22:37:23","slug":"cisco-secure-firewall-adaptive-security-appliance-and-secure-firewall-threat-defense-software-remote","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=13079","title":{"rendered":"Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability_CVE-2025-20243"},"content":{"rendered":"

{“lastseen”:””,”description”:”A vulnerability in the management and VPN web servers of Cisco Secure Firewall ASA Software and Secure FTD Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a DoS condition.\\r\\n\\r\\nThis vulnerability is due to improper validation of user-supplied input on an interface with VPN web services. An attacker could exploit this vulnerability by sending crafted HTTP requests to a targeted web server on an affected device. A successful exploit could allow the attacker to cause a DoS condition when the device reloads.”,”published”:”2025-08-14T16:29:21.309Z”,”modified”:”2025-08-14T19:19:56.383Z”,”type”:”cve”,”title”:”Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability”,”source”:”cisco”,”references”:”https:\/\/sec.cloudapps.cisco.com\/security\/center\/content\/CiscoSecurityAdvisory\/cisco-sa-asaftd-vpn-dos-mfPekA6e”,”id”:”CVE-2025-20243″,”bulletinFamily”:””,”cwe”:null,”cvelist”:null,”sourceData”:”Cisco Cisco Adaptive Security Appliance (ASA) Software 9.12.3\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.3\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.12.1\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.1\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.12.2\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.45\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.4\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.14.1\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.12.4\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.26\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.24\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.15\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.14\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.35\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.20\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.8\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.17\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.28\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.33\\nCisco Cisco Adaptive Security Appliance (ASA) Software 9.8.2.38\\nCisco Cisco Adaptive Security Appliance (ASA) Software 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{“lastseen”:””,”description”:”A vulnerability in the management and VPN web servers of Cisco Secure Firewall ASA Software and Secure FTD Software could allow an unauthenticated, remote attacker…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[6,8,81,12,15,13,7,11,5],"class_list":["post-13079","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-86","tag-exploit","tag-high","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"\nCisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability_CVE-2025-20243 - zero redgem<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zero.redgem.net\/?p=13079\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability_CVE-2025-20243 - 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