CVE-2015-8023
Fixed in a distro release EPSS 3%
The server implementation of the EAP-MSCHAPv2 protocol in the eap-mschapv2 plugin in strongSwan 4.2.12 through 5.x before 5.3.4 does not properly validate local state, which allows remote attackers to bypass authentication via an empty Success message in response to an initial Challenge message.
Products: canonical ubuntu_linux, strongswan
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | strongswan | 5.3.3-3 |
| Debian 13 | strongswan | 5.3.3-3 |
| Debian 14 | strongswan | 5.3.3-3 |
| Debian 6.0 | strongswan | 4.4.1-5.8 |
| Debian 7 | strongswan | 4.5.2-1.5+deb7u8 |
| Debian 8 | strongswan | 5.2.1-6+deb8u2 |
| SUSE Linux Enterprise Desktop 11 SP3 | strongswan | 4.4.0-6.32.1 |
| SUSE Linux Enterprise Desktop 11 SP4 | strongswan | 4.4.0-6.32.1 |
| SUSE Linux Enterprise Desktop 12 | strongswan | 5.1.3-22.1 |
| SUSE Linux Enterprise Desktop 12 SP1 | strongswan | 5.1.3-22.1 |
| SUSE Linux Enterprise Server 11 SP3 | strongswan | 4.4.0-6.32.1 |
| SUSE Linux Enterprise Server 11 SP3-TERADATA | strongswan | 4.4.0-6.32.1 |
| SUSE Linux Enterprise Server 11 SP4 | strongswan | 4.4.0-6.32.1 |
| SUSE Linux Enterprise Server 12 | strongswan | 5.1.3-22.1 |
| SUSE Linux Enterprise Server 12 SP1 | strongswan | 5.1.3-22.1 |
| SUSE Linux Enterprise Server for SAP Applications 11 SP3 | strongswan | 4.4.0-6.32.1 |
| SUSE Linux Enterprise Server for SAP Applications 11 SP4 | strongswan | 4.4.0-6.32.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 | strongswan | 5.1.3-22.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP1 | strongswan | 5.1.3-22.1 |
| Ubuntu 14.04 LTS | strongswan | 5.1.2-0ubuntu2.4 |
| Ubuntu 16.04 LTS | strongswan | 5.1.2-0ubuntu7 |
| openSUSE Tumbleweed | strongswan | 5.3.5-1.1 |