CVE-2013-4631: Huawei Ar 1200

High severity, CVSS 7.8. EPSS: 3.8% chance of exploitation in the next 30 days.

Huawei AR 150, 200, 1200, 2200, and 3200 routers, when SNMPv3 is enabled, allow remote attackers to cause a denial of service (device crash) via malformed SNMPv3 requests that leverage unspecified overflow issues.

Affected products

• Huawei Ar 1200: version v200r001 only; version v200r002 only; version v200r003 only
• Huawei Ar 150: version v200r001 only; version v200r002 only; version v200r003 only
• Huawei Ar 200: version v200r001 only; version v200r002 only; version v200r003 only
• Huawei Ar 2200: version v200r001 only; version v200r002 only; version v200r003 only
• Huawei Ar 3200: version v200r001 only; version v200r002 only; version v200r003 only

Published 2013-06-20. Last modified 2026-06-16.