Cisco released its semiannual Cisco IOS and IOS XE Software Security Advisory Bundled Publication on September 24, 2020. In direct response to customer feedback, Cisco releases bundles of Cisco IOS and IOS XE Software Security Advisories on the fourth Wednesday of the month in March and September of each calendar year.
The September 24, 2020, release of the Cisco IOS and IOS XE Software Security Advisory Bundled Publication includes 25 Cisco Security Advisories that describe 34 vulnerabilities in Cisco IOS Software and Cisco IOS XE Software. Cisco has released software updates that address these vulnerabilities.
Of these advisories, 25 have a Security Impact Rating (SIR) of High.
To quickly determine whether a specific Cisco IOS or IOS XE Software release is affected by one or more vulnerabilities, customers can use the Cisco Software Checker.