Cisco ASA Software Vulnerability - Remote Reboot Attack Possible
CVE-2024-20408
What is CVE-2024-20408?
A vulnerability exists in the Dynamic Access Policies (DAP) feature of Cisco's Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software. This issue arises from improper validation of data in HTTPS POST requests, which can be exploited by an authenticated remote attacker possessing valid VPN user credentials. Upon successful exploitation, the attacker can send specially crafted HTTPS POST requests to the affected device, causing it to unexpectedly reload. This behavior results in a denial of service condition, potentially disrupting services for users relying on the affected systems.

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Affected Version(s)
Cisco Adaptive Security Appliance (ASA) Software 9.8.1
Cisco Adaptive Security Appliance (ASA) Software 9.8.1.5
Cisco Adaptive Security Appliance (ASA) Software 9.8.1.7
References
CVSS V3.1
Timeline
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Exploit known to exist
Vulnerability published