Cisco has released a High risk security advisory for an Email Security Appliance DNS Verification Denial of Service (DoS) vulnerability, as well as several other vulnerabilities in Nexus switches and NX-OS software.
Cisco has patched multiple Critical vulnerabilities in NX-OS and Application Services Engine products. An attacker could remotely exploit some of these vulnerabilities to take control of an impacted system.
Cisco released new security updates on Friday, two rated high severity and two medium severity, to address ASA, NX-OS and CPU side-channel vulnerablities that impact multiple products.
Cisco released security updates to address vulnerabilities in multiple products on Wednesday as part of its June 2018 Cisco FXOS and NX-OS Software Security Advisory Collection.