The vulnerability of the Remote Access SSL VPN microprogramming-based network interface device from Cisco Adaptive Security Appliance (ASA) and Cisco Secure Firewall Threat Defense (FTD) allows a attacker to cause a service outage.
🗓️ 30 Jun 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 7 Views
| Reporter | Title | Published | Views | Family All 14 |
|---|---|---|---|---|
 | CVE-2026-20103 | 4 Mar 202617:19 | – | attackerkb |
 | CVE-2026-20103 | 4 Mar 202618:23 | – | circl |
 | Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerabilities | 4 Mar 202616:00 | – | cisco |
 | Cisco Adaptive Security Appliance (ASA) Software VPN DoS Vulnerabilities (cisco-sa-asaftd-vpn-m9sx6MbC) | 1 May 202600:00 | – | nessus |
| Cisco Firepower Threat Defense (FTD) Software VPN DoS Vulnerabilities (cisco-sa-asaftd-vpn-m9sx6MbC) | 1 May 202600:00 | – | nessus |
 | Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 安全漏洞 | 4 Mar 202600:00 | – | cnnvd |
 | CVE-2026-20103 | 4 Mar 202617:19 | – | cve |
 | CVE-2026-20103 | 4 Mar 202617:19 | – | cvelist |
 | EUVD-2026-9441 | 4 Mar 202618:31 | – | euvd |
 | Vulnerabilities fixed in Cisco Secure Firewall systems | 5 Mar 202609:05 | – | ncsc |
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30 Jun 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 27.8
CVSS 38.6
EPSS0.00351