Id:
CVE-2017-18106
Comment
:
The identifier_hash for a session token in Atlassian Crowd before version 2.9.1 could potentially collide with an identifier_hash for another user or a user in a different directory, this allows remote attackers who can authenticate to Crowd or an application using Crowd for authentication to gain access to another user's session provided they can make their identifier hash collide with another user's session identifier hash.
CVSSv2 Score:
6
Access vector:
|
NETWORK
|
Access complexity:
|
MEDIUM
|
Authentication:
|
SINGLE
|
Confidentiality impact:
|
PARTIAL
|
Integrity impact:
|
PARTIAL
|
Availability impact:
|
PARTIAL
|
CVSSv2 Vector:
AV:N/AC:M/Au:S/C:P/I:P/A:P
CVSSv3 Score:
7.5
Attack vector:
|
NETWORK
|
Attack complexity:
|
HIGH
|
Privileges required:
|
LOW
|
User interaction:
|
NONE
|
Scope:
|
UNCHANGED
|
Confidentiality impact:
|
HIGH
|
Integrity impact:
|
HIGH
|
Availability impact:
|
HIGH
|
CVSSv3 Vector:
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
References: