CVE-2026-102162: Security Advisory 0193
Published Oct 6, 2026
·Updated
On affected Arista Wi-Fi access points with captive portal, or application firewall enabled on at least one SSID, a vulnerability in the wireless gateway service could allow an unauthenticated network-adjacent attacker to send a crafted packet that triggers a stack overflow, resulting in a denial-of-service condition or potentially execute arbitrary code on the device. The wireless gateway service is automatically restarted after a crash, allowing repeated exploitation attempts.
Affected Software
1 affected component
Arista Wi-Fi Access Points
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Arista Wi-Fi access pointsto a version that resolves this vulnerability.Fixed in 21.4.0M-12 - Upgrade
Upgrade
Arista Wi-Fi access pointsto a version that resolves this vulnerability.Fixed in 22.1.1F-61
Event History
Oct 6, 2026
CVE Published
via MITRE·07:40 PM
Data Sourced
via MITRE·07:40 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·08:17 PM
DescriptionSeverityWeakness