cisco-sa-fmc-dos-3WymYWKh: Cisco Firepower Management Center Software Denial of Service Vulnerability
First published: Wed Oct 21 2020(Updated: )
A vulnerability in the host input API daemon of Cisco Firepower Management Center (FMC) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper certificate validation. An attacker could exploit this vulnerability by sending a crafted data stream to the host input daemon of the affected device. A successful exploit could allow the attacker to cause the host input daemon to restart. The attacker could use repeated attacks to cause the daemon to continuously reload, creating a DoS condition for the API. Cisco has released software updates to address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-dos-3WymYWKh
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Firepower Management Center |
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Reference Links
Frequently Asked Questions
What is the severity of cisco-sa-fmc-dos-3WymYWKh?
The severity of cisco-sa-fmc-dos-3WymYWKh is classified as high due to its potential to allow denial of service attacks.
How do I fix cisco-sa-fmc-dos-3WymYWKh?
To fix cisco-sa-fmc-dos-3WymYWKh, you should update to the latest version of Cisco Firepower Management Center Software.
What versions of Cisco Firepower Management Center are affected by cisco-sa-fmc-dos-3WymYWKh?
cisco-sa-fmc-dos-3WymYWKh affects specific versions of Cisco Firepower Management Center Software that do not include the latest security updates.
Can cisco-sa-fmc-dos-3WymYWKh be exploited remotely?
Yes, cisco-sa-fmc-dos-3WymYWKh can be exploited by unauthenticated remote attackers.
What type of attack does cisco-sa-fmc-dos-3WymYWKh facilitate?
cisco-sa-fmc-dos-3WymYWKh facilitates denial of service (DoS) attacks against affected devices.
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