Description
Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 returns 128 bytes of uninitialized buffer when receiving POST requests without SOAPAction header on UPnP port 1900, exposing internal memory to unauthenticated adjacent network attackers.
CVSS 7.3EPSS 0.231%Risk 0.75
View source- Published
- 2026-06-03 18:16:22
- Affected versions
- cannotmatch
- Type
- Firmware
- Last modified
- 2026-07-22 19:10:00
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L