CVE-2017-9023

2017-05-3000:00:00

ubuntu.com

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.005 Low

EPSS

Percentile

76.1%

JSON

The ASN.1 parser in strongSwan before 5.5.3 improperly handles CHOICE types
when the x509 plugin is enabled, which allows remote attackers to cause a
denial of service (infinite loop) via a crafted certificate.

OSVersionArchitecturePackageVersionFilename
ubuntu14.04noarchstrongswan< 5.1.2-0ubuntu2.6UNKNOWN
ubuntu16.04noarchstrongswan< 5.3.5-1ubuntu3.3UNKNOWN
ubuntu16.10noarchstrongswan< 5.3.5-1ubuntu4.3UNKNOWN
ubuntu17.04noarchstrongswan< 5.5.1-1ubuntu3.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	14.04	noarch	strongswan	< 5.1.2-0ubuntu2.6	UNKNOWN
ubuntu	16.04	noarch	strongswan	< 5.3.5-1ubuntu3.3	UNKNOWN
ubuntu	16.10	noarch	strongswan	< 5.3.5-1ubuntu4.3	UNKNOWN
ubuntu	17.04	noarch	strongswan	< 5.5.1-1ubuntu3.1	UNKNOWN