IKEv2 in strongSwan 4.0.7 before 5.1.3 allows remote attackers to bypass authentication by rekeying an IKE_SA during (1) initiation or (2) re-authentication, which triggers the IKE_SA state to be set to established.
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 | 4.0.7 | 4.0.7 |
| Strongswan | Strongswan | 4.1.0 | 4.1.0 |
| Strongswan | Strongswan | 4.1.1 | 4.1.1 |
| Strongswan | Strongswan | 4.1.2 | 4.1.2 |
| Strongswan | Strongswan | 4.1.3 | 4.1.3 |
| Strongswan | Strongswan | 4.1.4 | 4.1.4 |
| Strongswan | Strongswan | 4.1.5 | 4.1.5 |
| Strongswan | Strongswan | 4.1.6 | 4.1.6 |
| Strongswan | Strongswan | 4.1.7 | 4.1.7 |
| Strongswan | Strongswan | 4.1.8 | 4.1.8 |
| Strongswan | Strongswan | 4.1.9 | 4.1.9 |
| Strongswan | Strongswan | 4.1.10 | 4.1.10 |
| Strongswan | Strongswan | 4.1.11 | 4.1.11 |
| Strongswan | Strongswan | 4.2.0 | 4.2.0 |
| Strongswan | Strongswan | 4.2.1 | 4.2.1 |
| Strongswan | Strongswan | 4.2.2 | 4.2.2 |
| Strongswan | Strongswan | 4.2.3 | 4.2.3 |
| Strongswan | Strongswan | 4.2.4 | 4.2.4 |
| Strongswan | Strongswan | 4.2.5 | 4.2.5 |
| Strongswan | Strongswan | 4.2.6 | 4.2.6 |
| Strongswan | Strongswan | 4.2.7 | 4.2.7 |
| Strongswan | Strongswan | 4.2.8 | 4.2.8 |
| Strongswan | Strongswan | 4.2.9 | 4.2.9 |
| Strongswan | Strongswan | 4.2.10 | 4.2.10 |
| Strongswan | Strongswan | 4.2.11 | 4.2.11 |
| Strongswan | Strongswan | 4.2.12 | 4.2.12 |
| Strongswan | Strongswan | 4.2.13 | 4.2.13 |
| Strongswan | Strongswan | 4.2.14 | 4.2.14 |
| Strongswan | Strongswan | 4.2.15 | 4.2.15 |
| Strongswan | Strongswan | 4.2.16 | 4.2.16 |
| Strongswan | Strongswan | 4.3.0 | 4.3.0 |
| Strongswan | Strongswan | 4.3.1 | 4.3.1 |
| Strongswan | Strongswan | 4.3.2 | 4.3.2 |
| Strongswan | Strongswan | 4.3.3 | 4.3.3 |
| Strongswan | Strongswan | 4.3.4 | 4.3.4 |
| Strongswan | Strongswan | 4.3.5 | 4.3.5 |
| Strongswan | Strongswan | 4.3.6 | 4.3.6 |
| Strongswan | Strongswan | 4.3.7 | 4.3.7 |
| Strongswan | Strongswan | 4.4.0 | 4.4.0 |
| Strongswan | Strongswan | 4.4.1 | 4.4.1 |
| Strongswan | Strongswan | 4.5.0 | 4.5.0 |
| Strongswan | Strongswan | 4.5.1 | 4.5.1 |
| Strongswan | Strongswan | 4.5.2 | 4.5.2 |
| Strongswan | Strongswan | 4.5.3 | 4.5.3 |
| Strongswan | Strongswan | 4.6.0 | 4.6.0 |
| Strongswan | Strongswan | 4.6.1 | 4.6.1 |
| Strongswan | Strongswan | 4.6.2 | 4.6.2 |
| Strongswan | Strongswan | 4.6.3 | 4.6.3 |
| Strongswan | Strongswan | 4.6.4 | 4.6.4 |
| Strongswan | Strongswan | 5.0.0 | 5.0.0 |
| Strongswan | Strongswan | 5.0.1 | 5.0.1 |
| Strongswan | Strongswan | 5.0.2 | 5.0.2 |
| Strongswan | Strongswan | 5.0.3 | 5.0.3 |
| Strongswan | Strongswan | 5.0.4 | 5.0.4 |
| Strongswan | Strongswan | 5.1.0 | 5.1.0 |
| Strongswan | Strongswan | 5.1.1 | 5.1.1 |
| Strongswan | Strongswan | 5.1.2 | 5.1.2 |
| Strongswan | Ubuntu | devel | * |
| Strongswan | Ubuntu | esm-infra/xenial | * |
| Strongswan | Ubuntu | lucid | * |
| Strongswan | Ubuntu | precise | * |
| Strongswan | Ubuntu | quantal | * |
| Strongswan | Ubuntu | saucy | * |
| Strongswan | Ubuntu | trusty | * |
| Strongswan | Ubuntu | trusty/esm | * |
| Strongswan | Ubuntu | upstream | * |
| Strongswan | Ubuntu | utopic | * |
| Strongswan | Ubuntu | vivid | * |
| Strongswan | Ubuntu | wily | * |
| Strongswan | Ubuntu | xenial | * |
| Strongswan | Ubuntu | yakkety | * |
| Strongswan | Ubuntu | zesty | * |