CVE-2015-8023

2015-11-1816:59:00

Debian Security Bug Tracker

security-tracker.debian.org

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

0.005 Low

EPSS

Percentile

76.9%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian12allstrongswan< 5.3.3-3strongswan_5.3.3-3_all.deb
Debian11allstrongswan< 5.3.3-3strongswan_5.3.3-3_all.deb
Debian10allstrongswan< 5.3.3-3strongswan_5.3.3-3_all.deb
Debian999allstrongswan< 5.3.3-3strongswan_5.3.3-3_all.deb
Debian13allstrongswan< 5.3.3-3strongswan_5.3.3-3_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	strongswan	< 5.3.3-3	strongswan_5.3.3-3_all.deb
Debian	11	all	strongswan	< 5.3.3-3	strongswan_5.3.3-3_all.deb
Debian	10	all	strongswan	< 5.3.3-3	strongswan_5.3.3-3_all.deb
Debian	999	all	strongswan	< 5.3.3-3	strongswan_5.3.3-3_all.deb
Debian	13	all	strongswan	< 5.3.3-3	strongswan_5.3.3-3_all.deb