cisco-sa-ftd-icmpv6-dos-4eMkLuN: Cisco Firepower Threat Defense Software and Cisco FirePOWER Services ICMPv6 with Snort 2 Denial of Service Vulnerability
First published: Wed Nov 01 2023(Updated: )
A vulnerability in ICMPv6 inspection when configured with the Snort 2 detection engine for Cisco Firepower Threat Defense (FTD) Software or Cisco FirePOWER Services could allow an unauthenticated, remote attacker to cause the CPU of an affected device to spike to 100 percent, which could stop
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Firepower Management Center (FMC) and Firepower Threat Defense (FTD) Software | ||
| Cisco ASA FirePOWER |
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Reference Links
Frequently Asked Questions
What is the severity of cisco-sa-ftd-icmpv6-dos-4eMkLuN?
The severity of cisco-sa-ftd-icmpv6-dos-4eMkLuN is categorized as high, due to the potential for remote denial of service.
How do I fix cisco-sa-ftd-icmpv6-dos-4eMkLuN?
To fix cisco-sa-ftd-icmpv6-dos-4eMkLuN, you should apply the latest firmware updates provided by Cisco for affected Firepower Threat Defense Software and FirePOWER Services.
Which Cisco products are affected by cisco-sa-ftd-icmpv6-dos-4eMkLuN?
The affected products include Cisco Firepower Threat Defense Software and Cisco FirePOWER Services.
Can cisco-sa-ftd-icmpv6-dos-4eMkLuN be exploited remotely?
Yes, cisco-sa-ftd-icmpv6-dos-4eMkLuN can be exploited remotely by unauthenticated attackers.
What is the impact of cisco-sa-ftd-icmpv6-dos-4eMkLuN on affected devices?
The impact of cisco-sa-ftd-icmpv6-dos-4eMkLuN is a CPU spike to 100 percent, potentially leading to device unresponsiveness.
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