CVE-2026-8836

A vulnerability was found in lwIP up to 2.2.1. Affected is the function snmpparseinboundframe of the file src/apps/snmp/snmpmsg.c of the component snmpv3 USM Handler. Performing a manipulation of the argument msgAuthenticationParameters results in stack-based buffer overflow. The attack may be...

CVE-2026-8836 lwIP snmpv3 USM snmp_msg.c snmp_parse_inbound_frame stack-based overflow

A vulnerability was found in lwIP up to 2.2.1. Affected is the function snmpparseinboundframe of the file src/apps/snmp/snmpmsg.c of the component snmpv3 USM Handler. Performing a manipulation of the argument msgAuthenticationParameters results in stack-based buffer overflow. The attack may be...

PT-2026-41721

Name of the Vulnerable Software and Affected Versions lwIP versions prior to 2.2.2 Description A stack-based buffer overflow exists in the snmpv3 USM Handler component. A remote attacker can trigger this issue by manipulating the msgAuthenticationParameters argument within the snmp parse inbound...

lwip 缓冲区错误漏洞

lwIP is an open-source implementation of the TCP/IP protocol stack developed by lwIP Developers. Versions of lwIP 2.2.1 and earlier contained a buffer error vulnerability. This vulnerability originated from the function snmpparseinboundframe in the SNMPv3 USM Handler component. The operation of t...