An issue was discovered in phpMyAdmin. An unauthenticated user is able to execute a denial-of-service (DoS) attack by forcing persistent connections when phpMyAdmin is running with $cfg['AllowArbitraryServer']=true. All 4.6.x versions (prior to 4.6.4), 4.4.x versions (prior to 4.4.15.8), and 4.0.x versions (prior to 4.0.10.17) are affected.
2016-12-11T02:59:29.690
2025-04-12T10:46:40.837
Deferred
CVSSv3.0: 5.9 (MEDIUM)
AV:N/AC:M/Au:N/C:N/I:N/A:P
8.6
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | phpmyadmin | phpmyadmin | 4.0.0 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.1 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.2 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.3 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.4 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.4.1 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.4.2 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.5 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.6 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.7 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.8 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.9 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.1 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.2 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.3 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.4 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.5 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.6 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.7 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.8 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.9 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.10 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.11 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.12 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.13 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.14 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.15 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.0.10.16 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.0 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.1 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.1.1 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.2 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.3 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.4 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.5 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.6 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.6.1 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.7 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.8 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.9 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.10 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.11 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.12 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.13 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.13.1 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.14 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.14.1 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.15 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.15.1 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.15.2 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.15.3 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.15.4 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.15.5 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.15.6 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.4.15.7 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.6.0 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.6.1 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.6.2 | Yes |
| Application | phpmyadmin | phpmyadmin | 4.6.3 | Yes |