vulnti.work

A vulnerability in the Session Initiation Protocol (SIP) inspection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthe…

High CVSS 8.6
CVECVE-2018-15454
First seen2026-08-11 20:15 UTC
Disclosed2018-11-01 12:29 UTC
Last updated2026-08-11 20:15 UTC
Channel statusauto

Summary

A vulnerability in the Session Initiation Protocol (SIP) inspection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to reload or trigger high CPU, resulting in a denial of service (DoS) condition. The vulnerability is due to improper handling of SIP traffic. An attacker could exploit this vulnerability by sending SIP requests designed to specifically trigger t…

In-depth triage

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Affected products

  • :
  • :

Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD