5

CVE-2015-8023

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Canonical ≫ Ubuntu Linux Version 14.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 15.04
Canonical ≫ Ubuntu Linux Version 15.10
Strongswan ≫ Strongswan Version 4.2.12
Strongswan ≫ Strongswan Version 4.2.13
Strongswan ≫ Strongswan Version 4.2.14
Strongswan ≫ Strongswan Version 4.2.15
Strongswan ≫ Strongswan Version 4.2.16
Strongswan ≫ Strongswan Version 4.3.0
Strongswan ≫ Strongswan Version 4.3.1
Strongswan ≫ Strongswan Version 4.3.2
Strongswan ≫ Strongswan Version 4.3.3
Strongswan ≫ Strongswan Version 4.3.4
Strongswan ≫ Strongswan Version 4.3.5
Strongswan ≫ Strongswan Version 4.3.6
Strongswan ≫ Strongswan Version 4.3.7
Strongswan ≫ Strongswan Version 4.4.0
Strongswan ≫ Strongswan Version 4.4.1
Strongswan ≫ Strongswan Version 4.5.0
Strongswan ≫ Strongswan Version 4.5.1
Strongswan ≫ Strongswan Version 4.5.2
Strongswan ≫ Strongswan Version 4.5.3
Strongswan ≫ Strongswan Version 4.6.0
Strongswan ≫ Strongswan Version 4.6.1
Strongswan ≫ Strongswan Version 4.6.2
Strongswan ≫ Strongswan Version 4.6.3
Strongswan ≫ Strongswan Version 4.6.4
Strongswan ≫ Strongswan Version 5.0.0
Strongswan ≫ Strongswan Version 5.0.1
Strongswan ≫ Strongswan Version 5.0.2
Strongswan ≫ Strongswan Version 5.0.3
Strongswan ≫ Strongswan Version 5.0.4
Strongswan ≫ Strongswan Version 5.1.0
Strongswan ≫ Strongswan Version 5.1.1
Strongswan ≫ Strongswan Version 5.1.2
Strongswan ≫ Strongswan Version 5.1.3
Strongswan ≫ Strongswan Version 5.2.0
Strongswan ≫ Strongswan Version 5.2.1
Strongswan ≫ Strongswan Version 5.2.2
Strongswan ≫ Strongswan Version 5.2.3
Strongswan ≫ Strongswan Version 5.3.0
Strongswan ≫ Strongswan Version 5.3.1
Strongswan ≫ Strongswan Version 5.3.2
Strongswan ≫ Strongswan Version 5.3.3
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.58% 0.832
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:P/A:N
CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00025.html
http://lists.opensuse.org/opensuse-updates/2015-11/msg00139.html
http://www.debian.org/security/2015/dsa-3398
http://www.securityfocus.com/bid/84947
http://www.ubuntu.com/usn/USN-2811-1
https://www.strongswan.org/blog/2015/11/16/strongswan-vulnerability-%28cve-2015-8023%29.html