VULNERABILITY INTELLIGENCE

CVE-2025-15542

CVSS score6.3 MEDIUM
EPSS probability0.29%
CISA KEVNot currently listed
Published2026-01-29
Last modified2026-06-17
CVSS vectorCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Description

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.

Weakness classification

  • CWE-754: Improper Check for Unusual or Exceptional Conditions

Primary references