Information Exposure Affecting strongswan package, versions [,4.0.0)


Severity

Recommended
0.0
low
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.5% (77th percentile)

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  • Snyk IDSNYK-UNMANAGED-STRONGSWAN-2371952
  • published26 Jan 2022
  • disclosed10 Jun 2015
  • creditUnknown

Introduced: 10 Jun 2015

CVE-2015-4171  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade strongswan to version 4.0.0 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure 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.

References

CVSS Scores

version 3.1