Mattermost up to 6.7.0 Trusted IP Header default permission

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Mattermost up to 6.3.8/6.4.x/6.5.1/6.6.1/6.7.0. The impacted element is an unknown function of the component Trusted IP Header Handler. This manipulation causes default permission. This vulnerability is tracked as CVE-2022-2366. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Mattermost up to 6.3.8/6.4.x/6.5.1/6.6.1/6.7.0. Affected by this vulnerability is an unknown functionality of the component Trusted IP Header Handler. The manipulation with an unknown input leads to a default permission vulnerability. The CWE definition for the vulnerability is CWE-276. During installation, installed file permissions are set to allow anyone to modify those files. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Incorrect default configuration for trusted IP header in Mattermost version 6.7.0 and earlier allows attacker to bypass some of the rate limitations in place or use manipulated IPs for audit logging via manipulating the request headers.

The weakness was disclosed 07/12/2022. The advisory is shared at mattermost.com. This vulnerability is known as CVE-2022-2366 since 07/11/2022. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1222 for this issue.

Upgrading to version 6.3.9, 6.5.2, 6.6.2 or 7.0 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

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

CNA Base Score: 5.6
CNA Vector (Mattermost, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Default permission
CWE: CWE-276 / CWE-266
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: Mattermost 6.3.9/6.5.2/6.6.2/7.0

Timelineinfo

07/11/2022 🔍
07/12/2022 +1 days 🔍
07/12/2022 +0 days 🔍
03/20/2023 +251 days 🔍

Sourcesinfo

Advisory: mattermost.com
Status: Confirmed

CVE: CVE-2022-2366 (🔍)
GCVE (CVE): GCVE-0-2022-2366
GCVE (VulDB): GCVE-100-203617

Entryinfo

Created: 07/12/2022 19:30
Updated: 03/20/2023 12:36
Changes: 07/12/2022 19:30 (47), 03/20/2023 12:36 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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