CVE-2013-1111: Cisco Ata 187 Analog Telephone Adaptor

High severity, CVSS 9.0. EPSS: 1.4% chance of exploitation in the next 30 days.

The Cisco ATA 187 Analog Telephone Adaptor with firmware 9.2.1.0 and 9.2.3.1 before ES build 4 does not properly implement access control, which allows remote attackers to execute operating-system commands via vectors involving a session on TCP port 7870, aka Bug ID CSCtz67038.

Affected products

• Cisco Ata 187 Analog Telephone Adaptor
• Cisco Ata 187 Analog Telephone Adaptor Firmware: version 9.2.1.0 only; version 9.2.3.1 only

Published 2013-02-13. Last modified 2026-06-16.