EXECUTIVE SUMMARY:
A high vulnerability tracked as CVE-2025-20352 with a CVSS score of 7.7 affects the SNMP subsystem in Cisco IOS and IOS XE Software. The flaw results from a stack overflow condition and has been actively exploited in the wild. Attackers can abuse this weakness by sending crafted SNMP packets over IPv4 or IPv6 networks. Successful exploitation allows an authenticated attacker with low privileges to cause a denial-of-service by reloading the device, while an attacker with high privileges can execute arbitrary code as root, leading to complete system compromise.