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Cisco Adaptive Security Appliance (ASA) Software…

CVE-2025-20363CVE-2025-20363

Exploitation status: Not exploited
Fix: -
Published: 09/25/2025
Severity: Critical

CVE-2025-20263Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Buffer Overflow Denial of Service Vulnerability

Exploitation status: Not exploited
Fix: -
Published: 08/14/2025
Severity: High

CVE-2025-20254CVE-2025-20254

Exploitation status: Not exploited
Fix: -
Published: 08/14/2025
Severity: Medium

CVE-2025-20253Cisco IOS, IOS XE, Secure Firewall Adaptive Security Appliance, and Secure Firewall Threat Defense Software IKEv2 Denial of Service Vulnerability

Exploitation status: Not exploited
Fix: -
Published: 08/14/2025
Severity: High

CVE-2025-20252CVE-2025-20252

Exploitation status: Not exploited
Fix: -
Published: 08/14/2025
Severity: Medium

Vulnerability	Exploitation status	Fix	Published	Severity

`CVE-2025-20363`CVE-2025-20363	Exploitation statusNot exploited	FixNo	Published09/25/2025

`CVE-2025-20263`Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Buffer Overflow Denial of Service Vulnerability	Exploitation statusNot exploited	FixNo	Published08/14/2025	SeverityHigh

`CVE-2025-20253`Cisco IOS, IOS XE, Secure Firewall Adaptive Security Appliance, and Secure Firewall Threat Defense Software IKEv2 Denial of Service Vulnerability	Exploitation statusNot exploited	FixNo	Published08/14/2025	SeverityHigh

`CVE-2025-20251`Cisco Secure Firewall Adaptive Security Appliance and Cisco Secure Firewall Threat Defense Software Authenticated Arbitrary File Deletion	Exploitation statusNot exploited	FixNo	Published08/14/2025	SeverityHigh

`CVE-2025-20244`Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access VPN Web Server Denial of Service Vulnerability	Exploitation statusNot exploited	FixNo	Published08/14/2025	SeverityHigh

`CVE-2025-20243`Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability	Exploitation statusNot exploited	FixNo	Published08/14/2025	SeverityHigh

`CVE-2025-20219`Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Access Control Bypass Vulnerability	Exploitation statusNot exploited	FixNo	Published08/14/2025	SeverityMedium

`CVE-2025-20136`Cisco Adaptive Security Appliance and Firepower Threat Defense Software Network Address Translation DNS Inspection Denial of Service Vulnerability	Exploitation statusNot exploited	FixNo	Published08/14/2025	SeverityHigh

`CVE-2025-20134`Cisco Adaptive Security Appliance and Firepower Threat Defense Software SSL/TLS Certificate Denial of Service Vulnerability	Exploitation statusNot exploited	FixNo	Published08/14/2025	SeverityHigh

`CVE-2025-20133`Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Authentication Targeted Denial of Service Vulnerability	Exploitation statusNot exploited	FixNo	Published08/14/2025	SeverityHigh

`CVE-2025-20127`Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software for Firepower 3100 and 4200 Series TLS Cipher Denial of Service Vulnerability	Exploitation statusNot exploited	FixNo	Published08/14/2025	SeverityHigh

`CVE-2025-20182`Cisco Adaptive Security Appliance Software, Firepower Threat Defense Software and IOS XE Software IKEv2 Denial of Service Vulnerability	Exploitation statusNot exploited	FixNo	Published05/07/2025	SeverityHigh

`CVE-2021-1444`Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software Web Services Interface Cross-Site Scripting Vulnerability	Exploitation statusNot exploited	FixNo	Published11/18/2024	SeverityMedium