CVEvulnerability

CVE-2017-18106

7.5 HIGH Published 2019-03-29 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2019-03-29
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
7.5 HIGH — CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.0 MEDIUM — AV:N/AC:M/Au:S/C:P/I:P/A:P
Weaknesses
CWE-287

Description

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.

Affected configurations

• atlassian crowd (< 2.9.1)

Related

Weakness · CWE (1)

  • CWE-287 Improper Authentication weakness

References