CVE-2017-2625

2018-07-2718:29:00

Alpine Linux Development Team

security.alpinelinux.org

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5.6 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

It was discovered that libXdmcp before 1.1.2 including used weak entropy to generate session keys. On a multi-user system using xdmcp, a local attacker could potentially use information available from the process list to brute force the key, allowing them to hijack other users’ sessions.

OSVersionArchitecturePackageVersionFilename
Alpineedge-mainnoarchlibxdmcp< 1.1.2-r3UNKNOWN
Alpine3.10-mainnoarchlibxdmcp< 1.1.2-r3UNKNOWN
Alpine3.11-mainnoarchlibxdmcp< 1.1.2-r3UNKNOWN
Alpine3.12-mainnoarchlibxdmcp< 1.1.2-r3UNKNOWN
Alpine3.13-mainnoarchlibxdmcp< 1.1.2-r3UNKNOWN
Alpine3.14-mainnoarchlibxdmcp< 1.1.2-r3UNKNOWN
Alpine3.15-mainnoarchlibxdmcp< 1.1.2-r3UNKNOWN
Alpine3.16-mainnoarchlibxdmcp< 1.1.2-r3UNKNOWN
Alpine3.17-mainnoarchlibxdmcp< 1.1.2-r3UNKNOWN
Alpine3.18-mainnoarchlibxdmcp< 1.1.2-r3UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Alpine	edge-main	noarch	libxdmcp	< 1.1.2-r3	UNKNOWN
Alpine	3.10-main	noarch	libxdmcp	< 1.1.2-r3	UNKNOWN
Alpine	3.11-main	noarch	libxdmcp	< 1.1.2-r3	UNKNOWN
Alpine	3.12-main	noarch	libxdmcp	< 1.1.2-r3	UNKNOWN
Alpine	3.13-main	noarch	libxdmcp	< 1.1.2-r3	UNKNOWN
Alpine	3.14-main	noarch	libxdmcp	< 1.1.2-r3	UNKNOWN
Alpine	3.15-main	noarch	libxdmcp	< 1.1.2-r3	UNKNOWN
Alpine	3.16-main	noarch	libxdmcp	< 1.1.2-r3	UNKNOWN
Alpine	3.17-main	noarch	libxdmcp	< 1.1.2-r3	UNKNOWN
Alpine	3.18-main	noarch	libxdmcp	< 1.1.2-r3	UNKNOWN