{"cvss":7.7,"datePublished":"2025-09-29","dateUpdated":"2025-09-29","description":"Cisco IOS and IOS XE contains a stack-based buffer overflow vulnerability in the Simple Network Management Protocol (SNMP) subsystem that could allow for denial of service or remote code execution. A successful exploit could allow a low-privileged attacker to cause the affected system to reload, resulting in a DoS condition, or allow a high-privileged attacker to execute arbitrary code as the root user and obtain full control of the affected system.","dueDate":"2025-10-20","id":"CVE-2025-20352","kev_catalogs":["cisa"],"knownRansomwareCampaignUse":"Unknown","notes":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snmp-x4LPhte ; https://nvd.nist.gov/vuln/detail/CVE-2025-20352","product":"IOS and IOS XE","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","severity":"HIGH","source":"cisa_known_exploited","title":"Cisco IOS and IOS XE Software SNMP Denial of Service and Remote Code Execution Vulnerability","vendor":"Cisco"}