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NVD CRITICAL: CVE-2026-8836 — A vulnerability was found in lwIP up to 2.2.1. Affected is the function snmp_par...

·Source: NIST NVD

Updated:

Executive Summary

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 i

Analysis

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. CVSS Score: 9.8. Published: 2026-05-18T19:16:28.533.

Indicators of Compromise (2)

SHA-1 (1)
0c957ec03054eb6c8205e9c9d1d05d90ada3898c
VirusTotalAnyRunJoe Sandbox
CVE (1)
CVE-2026-8836
NVDMITRE CVE
Source Attribution

Originally published by NIST NVD on May 18, 2026. Verified by: NIST.

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