cisco-sa-20190816-ftd-http: Cisco Firepower Threat Defense Software HTTP Filtering Bypass Vulnerability
First published: Fri Aug 16 2019(Updated: )
A vulnerability in the HTTP traffic filtering component of Cisco Firepower Threat Defense Software, Cisco FirePOWER Services Software for ASA, and Cisco Firepower Management Center Software could allow an unauthenticated, remote attacker to bypass filtering protections. The vulnerability is due to improper handling of HTTP requests, including those communicated over a secure HTTPS connection, that contain maliciously crafted headers. An attacker could exploit this vulnerability by sending malicious requests to an affected device. An exploit could allow the attacker to bypass filtering and deliver malicious requests to protected systems, allowing attackers to deliver malicious content that would otherwise be blocked. 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-20190816-ftd-http
Credit: NSS Labs Inc..
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Firepower Management Center (FMC) and Firepower Threat Defense (FTD) Software | ||
| Cisco ASA FirePOWER | ||
| Cisco Firepower Management Center |
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Reference Links
Frequently Asked Questions
What is the severity of cisco-sa-20190816-ftd-http?
The severity of cisco-sa-20190816-ftd-http is high due to the ability for unauthenticated remote attackers to bypass security filters.
How do I fix cisco-sa-20190816-ftd-http?
To fix cisco-sa-20190816-ftd-http, you should upgrade to the latest version of the affected software as recommended by Cisco.
Which products are affected by cisco-sa-20190816-ftd-http?
The affected products include Cisco Firepower Threat Defense Software, Cisco FirePOWER Services Software for ASA, and Cisco Firepower Management Center Software.
Can cisco-sa-20190816-ftd-http be exploited remotely?
Yes, cisco-sa-20190816-ftd-http can be exploited remotely by an unauthenticated attacker.
What mitigation strategies are available for cisco-sa-20190816-ftd-http?
The primary mitigation strategy for cisco-sa-20190816-ftd-http is to apply the necessary software updates from Cisco.
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- canonical/cisco firepower management center (fmc) and firepower threat defense (ftd) software
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- canonical/cisco firepower management center