The NSS plugin in libpurple in Pidgin 2.4.3 does not verify SSL certificates, which makes it easier for remote attackers to trick a user into accepting an invalid server certificate for a spoofed service.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Pidgin | Pidgin | 2.4.3 (including) | 2.4.3 (including) |
| Red Hat Enterprise Linux 4 | RedHat | pidgin-0:2.5.2-6.el4 | * |
| Red Hat Enterprise Linux 5 | RedHat | pidgin-0:2.5.2-6.el5 | * |
| Gaim | Ubuntu | feisty | * |
| Gaim | Ubuntu | upstream | * |
| Pidgin | Ubuntu | gutsy | * |
| Pidgin | Ubuntu | hardy | * |
| Pidgin | Ubuntu | upstream | * |