CVE-2026-71920 - CERT CVE
ID CVE-2026-71920
Sažetak Multiple DrayTek VigorSwitch models contain a null pointer dereference vulnerability in the formlogout function. The vulnerability is caused by missing checks for an empty or absent Cookie header before string handling. A remote attacker can trigger this vulnerability via a crafted request to crash the service and cause a denial of service. Exploitation requires valid administrative credentials for the device's web management interface.
Reference
CVSS
Base: 4.9
Impact: 3.6
Exploitability:1.2
Pristup
VektorSloženostAutentikacija
NETWORK LOW HIGH
Impact
PovjerljivostCjelovitostDostupnost
NONE NONE HIGH
CVSS vektor CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Zadnje važnije ažuriranje 24-08-2026 - 19:16
Objavljeno 24-08-2026 - 18:17