CVEvulnerability

CVE-2015-4171

2.6 LOW Published 2015-06-10 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2015-06-10
Last modified
2026-06-17
Assigner
[email protected]
CVSS 2.0 ([email protected])
2.6 LOW — AV:N/AC:H/Au:N/C:P/I:N/A:N
Weaknesses
CWE-200

Description

strongSwan 4.3.0 through 5.x before 5.3.2 and strongSwan VPN Client before 1.4.6, when using EAP or pre-shared keys for authenticating an IKEv2 connection, does not enforce server authentication restrictions until the entire authentication process is complete, which allows remote servers to obtain credentials by using a valid certificate and then reading the responses.

Affected configurations

• strongswan strongswan vpn client (<= 1.4.5) • canonical ubuntu linux 14.04 • canonical ubuntu linux 14.10 • canonical ubuntu linux 15.04 • debian debian linux 8.0 • strongswan strongswan 4.3.0 • strongswan strongswan 4.3.1 • strongswan strongswan 4.3.2 • strongswan strongswan 4.3.3 • strongswan strongswan 4.3.4 • strongswan strongswan 4.3.5 • strongswan strongswan 4.3.6 • strongswan strongswan 4.3.7 • strongswan strongswan 4.4.0 • strongswan strongswan 4.4.1 • strongswan strongswan 4.5.0 • strongswan strongswan 4.5.1 • strongswan strongswan 4.5.2 • strongswan strongswan 4.5.3 • strongswan strongswan 4.6.0 • strongswan strongswan 4.6.1 • strongswan strongswan 4.6.2 • strongswan strongswan 4.6.3 • strongswan strongswan 4.6.4 • strongswan strongswan 5.0.0 • strongswan strongswan 5.0.1 • strongswan strongswan 5.0.2 • strongswan strongswan 5.0.3 • strongswan strongswan 5.0.4 • strongswan strongswan 5.1.0 • strongswan strongswan 5.1.1 • strongswan strongswan 5.1.2 • strongswan strongswan 5.1.3 • strongswan strongswan 5.2.0 • strongswan strongswan 5.2.1 • strongswan strongswan 5.2.2 • strongswan strongswan 5.2.3 • strongswan strongswan 5.3.0 • strongswan strongswan 5.3.1

Related

Weakness · CWE (1)

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness

References