IT

Tracker / CVE-2019-1922

CVE-2019-1922

Medium 5.3

A vulnerability in Cisco SIP IP Phone Software for Cisco IP Phone 7800 Series and 8800 Series could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected phone. The vulnerability is due to insufficient validation of input Session Initiation Protocol (SIP) packets. An attacker could exploit this vulnerability by altering the SIP replies that are sent to the affected phone during the registration process. A successful exploit could allow the attacker to cause the phone to reboot and not complete the registration process.

Affected products and versions

cisco ip_conference_phone_7832_firmware
cisco ip_conference_phone_8832_firmware
cisco ip_phone_7811_firmware
cisco ip_phone_7821_firmware
cisco ip_phone_7841_firmware
cisco ip_phone_7861_firmware
cisco ip_phone_8811_firmware
cisco ip_phone_8841_firmware
cisco ip_phone_8845_firmware
cisco ip_phone_8851_firmware
cisco ip_phone_8861_firmware
cisco ip_phone_8865_firmware

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References