VulnerabilityPublished
Cisco warns of ASA and FTD VPN flaw exploited to crash devices
Source Bleeping Computer
0
Severity
HighRated High by Bleeping Computer
Data as of 11 Aug 2026, 20:11 UTC
What to do
AI-suggested
Until an official fix is available, monitor Cisco's security advisories for updates. Apply any recommended temporary mitigations from Cisco if provided. Avoid exposure of vulnerable VPN services to untrusted networks where possible.
Description
Cisco has issued a warning about a high-severity denial-of-service (DoS) vulnerability affecting Secure Firewall ASA and Threat Defense (FTD) software. This flaw is actively exploited in the wild to remotely crash affected devices, disrupting their operation. The vulnerability impacts VPN functionality on these Cisco products. No specific affected versions or patch information is provided in the available data.
References
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