Cisco VPN 5000 series concentrator hardware 6.0.21.0002 and earlier, and 5.2.23.0003 and earlier, when using RADIUS with a challenge type of Password Authentication Protocol (PAP) or Challenge, sends the user password in cleartext in a validation retry request, which could allow remote attackers to steal passwords via sniffing.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Vpn_5000_concentrator_series_software | Cisco | 5.2.14 (including) | 5.2.23.0003 (including) |
| Vpn_5000_concentrator_series_software | Cisco | 6.0.15 (including) | 6.0.21.0002 (including) |