Critical severity9.8NVD Advisory· Published May 18, 2026· Updated May 18, 2026
CVE-2026-8836
CVE-2026-8836
Description
A vulnerability was found in lwIP up to 2.2.1. Affected is the function snmp_parse_inbound_frame of the file src/apps/snmp/snmp_msg.c of the component snmpv3 USM Handler. Performing a manipulation of the argument msgAuthenticationParameters results in stack-based buffer overflow. The attack may be initiated remotely. The patch is named 0c957ec03054eb6c8205e9c9d1d05d90ada3898c. It is suggested to install a patch to address this issue.
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Affected products
1Patches
Vulnerability mechanics
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