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VULNERABILITIES

CVE-2016-2564 Details

Description

Invision Power Services (IPS) Community Suite before 4.1.9 makes session hijack easier by relying on the PHP uniqid function without the more_entropy flag. Attackers can guess an Invision Power Board session cookie if they can predict the exact time of cookie generation.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://invisionpower.com/release-notes/419-r37/ CVERelease NotesVendor Advisory
https://medium.com/%40iancarroll/bypassing-authentication-in-invision-power-board-with-cve-2016-2564-9a24ea3655f9 CVE
https://invisionpower.com/release-notes/419-r37/ [email protected]Release NotesVendor Advisory
https://medium.com/%40iancarroll/bypassing-authentication-in-invision-power-board-with-cve-2016-2564-9a24ea3655f9 [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-331Insufficient Entropy[email protected]

Affected Products

ProductVersions
invisioncommunity invision power board
<= 4.1.8.1

CPE

  • cpe:2.3:a:invisioncommunity:invision_power_board:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

7 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2016-2564
NVD Published Date:
Apr 23, 2017
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2016-2564 Details - Not Deferred