The cgi.rb CGI library for Ruby 1.8 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via an HTTP request with a multipart MIME body that contains an invalid boundary specifier, as demonstrated using a specifier that begins with a - instead of – and contains an inconsistent ID.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ruby | Yukihiro_matsumoto | 1.8 (including) | 1.8 (including) |
| Red Hat Enterprise Linux 2.1 | RedHat | ruby-0:1.6.4-2.AS21.4 | * |
| Red Hat Enterprise Linux 3 | RedHat | ruby-0:1.6.8-9.EL3.8 | * |
| Red Hat Enterprise Linux 4 | RedHat | ruby-0:1.8.1-7.EL4.8 | * |
| Ruby1.8 | Ubuntu | dapper | * |
| Ruby1.8 | Ubuntu | devel | * |
| Ruby1.8 | Ubuntu | edgy | * |
| Ruby1.8 | Ubuntu | feisty | * |