strongSwan 4.3.5 through 5.0.3, when using the OpenSSL plugin for ECDSA signature verification, allows remote attackers to authenticate as other users via an invalid signature.
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Strongswan | Strongswan | 4.3.5 (including) | 4.3.5 (including) |
| Strongswan | Strongswan | 4.3.6 (including) | 4.3.6 (including) |
| Strongswan | Strongswan | 4.3.7 (including) | 4.3.7 (including) |
| Strongswan | Strongswan | 4.4.0 (including) | 4.4.0 (including) |
| Strongswan | Strongswan | 4.4.1 (including) | 4.4.1 (including) |
| Strongswan | Strongswan | 4.5.0 (including) | 4.5.0 (including) |
| Strongswan | Strongswan | 4.5.1 (including) | 4.5.1 (including) |
| Strongswan | Strongswan | 4.5.2 (including) | 4.5.2 (including) |
| Strongswan | Strongswan | 4.5.3 (including) | 4.5.3 (including) |
| Strongswan | Strongswan | 4.6.0 (including) | 4.6.0 (including) |
| Strongswan | Strongswan | 4.6.1 (including) | 4.6.1 (including) |
| Strongswan | Strongswan | 4.6.2 (including) | 4.6.2 (including) |
| Strongswan | Strongswan | 4.6.3 (including) | 4.6.3 (including) |
| Strongswan | Strongswan | 4.6.4 (including) | 4.6.4 (including) |
| Strongswan | Strongswan | 5.0.0 (including) | 5.0.0 (including) |
| Strongswan | Strongswan | 5.0.1 (including) | 5.0.1 (including) |
| Strongswan | Strongswan | 5.0.2 (including) | 5.0.2 (including) |
| Strongswan | Ubuntu | hardy | * |
| Strongswan | Ubuntu | lucid | * |
| Strongswan | Ubuntu | oneiric | * |
| Strongswan | Ubuntu | precise | * |
| Strongswan | Ubuntu | quantal | * |
| Strongswan | Ubuntu | raring | * |
| Strongswan | Ubuntu | upstream | * |