CVE-2002-0769: Cisco Ata-186

Medium severity, CVSS 6.4. EPSS: 8.5% chance of exploitation in the next 30 days.

The web-based configuration interface for the Cisco ATA 186 Analog Telephone Adaptor allows remote attackers to bypass authentication via an HTTP POST request with a single byte, which allows the attackers to (1) obtain the password from the login screen, or (2) reconfigure the adaptor by modifying certain request parameters.

Affected products

• Cisco Ata-186: any version

Published 2002-08-12. Last modified 2026-06-16.