CVE-2015-8023

Impact:
Important
Public Date:
2015-11-16
Bugzilla:
1283219: CVE-2015-8023 strongswan: Authentication bypass in eap-mschapv2 plugin

The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2015-8023 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue did not affect the versions of strongimcv as shipped with Red Hat Enterprise Linux 7, as they did not include support for the eap-mschapv2 plugin.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 6.4
Base Metrics AV:N/AC:L/Au:N/C:P/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact None

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 strongimcv Not affected

External References

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact Red Hat Product Security.

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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