Some of the issues can be exploited by a remote, unauthenticated attacker to trigger a denial-of-service (DoS) condition, and one flaw could also allow hackers to gain access to sensitive data. The IT giant issued 25 advisories as part of the September 2020 semiannual IOS and IOS XE Software Security Advisory Bundled Publication. The company has no evidence that the flaws have been exploited by threat actors in the wild, but some of them were found by Cisco experts during internal assessment of the software.”]
Source: https://securityaffairs.co/wordpress/108746/security/cisco-ios-ios-xe-flaws.html