Opera 6.0.3, when using Squid 2.4 for HTTPS proxying, does not properly handle when accepting a non-global certificate authority (CA) certificate from a site and establishing a subsequent HTTPS connection, which allows remote attackers to cause a denial of service (crash).
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Opera | Opera_software | 6.0.3 (including) | 6.0.3 (including) |
| Squid | Squid | 2.4 (including) | 2.4 (including) |