Cisco software flaw could lead to DoS

A recently discovered software flaw could have a major impact on your business.

Threat: A vulnerability in Cisco’s FXOS and NX-OS software could leave you exposed to an attack. Multiple firewalls and fabric extenders are affected.

Damage risk: Unauthenticated remote attackers could use the flaw to execute arbitrary code or cause a denial of service issue.

Exploited flaw: The affected software doesn’t properly validate header values in Cisco Fabric Services packets. A hacker could send a fake or altered Cisco Fabric Services packet to an affected device, which would cause a buffer overflow and allow for an attack.

Fixes/Workarounds: Cisco recently released software updates to patch the vulnerability. The company recommends updating as soon as possible to stay protected.