Invision Power Services Community Suite up to 4.1.8 Session Cookie uniqid entropy

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Invision Power Services Community Suite up to 4.1.8. This vulnerability affects the function uniqid of the component Session Cookie Handler. Such manipulation leads to entropy. This vulnerability is documented as CVE-2016-2564. The attack can be executed remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Invision Power Services Community Suite up to 4.1.8. It has been rated as critical. Affected by this issue is the function uniqid of the component Session Cookie Handler. The manipulation with an unknown input leads to a entropy vulnerability. Using CWE to declare the problem leads to CWE-331. The product uses an algorithm or scheme that produces insufficient entropy, leaving patterns or clusters of values that are more likely to occur than others. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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.

The bug was discovered 04/23/2016. The weakness was released 04/23/2017 (Website). The advisory is available at invisionpower.com. This vulnerability is handled as CVE-2016-2564 since 02/25/2016. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1600.001 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 365 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 4.1.9 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Entropy
CWE: CWE-331 / CWE-330 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Community Suite 4.1.9

Timelineinfo

02/25/2016 🔍
04/23/2016 +58 days 🔍
04/23/2017 +365 days 🔍
04/23/2017 +0 days 🔍
04/23/2017 +0 days 🔍
09/19/2020 +1245 days 🔍

Sourcesinfo

Vendor: invisioncommunity.com

Advisory: invisionpower.com
Status: Not defined

CVE: CVE-2016-2564 (🔍)
GCVE (CVE): GCVE-0-2016-2564
GCVE (VulDB): GCVE-100-100466
OSVDB: - CVE-2016-2564 - Invision Power Services - Community Suite - Session Hijacking Issue

Entryinfo

Created: 04/24/2017 00:34
Updated: 09/19/2020 17:13
Changes: 04/24/2017 00:34 (60), 09/19/2020 17:13 (2)
Complete: 🔍
Cache ID: 216::103

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