CVE-2025-20177

A vulnerability in the boot process of Cisco IOS XR Software could allow an authenticated, local attacker to bypass Cisco IOS XR image signature verification and load unverified software on an affected device. To exploit this vulnerability, the attacker must have root-system privileges on the...

CVE-2025-20177

The CVE-2025-20177 issue affects Cisco IOS XR Software during boot. Affected component: boot verification process; root-privileged, authenticated local attacker can bypass image signature verification and load unverified software by manipulating system configuration options, potentially altering ...