CVE-2026-108892

Summary

A stack-based buffer overflow exists in Linksys E1700's MAC filter functionality that allows remote attackers to execute arbitrary code with high privileges, potentially leading to complete device compromise and network infiltration.

Exploitability

The vulnerability is highly exploitable with no authentication required, allowing remote exploitation through crafted input to the ssid1MACFilter function with minimal preconditions.

Blast radius

If exploited, this flaw could enable attackers to gain full control over affected Linksys E1700 routers, potentially allowing them to pivot into the internal network and compromise connected devices.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Upgrade to firmware version 2.590 or later to remediate this buffer overflow vulnerability.

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.