CVE-2025-15542

EUVD-2025-206533
Improper handling of exceptional conditions in VX800v v1.0 in SIP processing allows an attacker to flood the device with crafted INVITE messages, blocking all voice lines and causing a denial of service on incoming calls.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
tp-linkvx800v_firmware
𝑥
< 800.0.12
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.tp-link.com/de/support/download/vx800v/#Firmware
https://www.tp-link.com/us/support/faq/4930/