CVE-2021-37864

CVSS V2 Medium 4 CVSS V3 Medium 6.5

Description

Mattermost 6.1 and earlier fails to sufficiently validate permissions while viewing archived channels, which allows authenticated users to view contents of archived channels even when this is denied by system administrators by directly accessing the APIs.

Overview

CVE ID
CVE-2021-37864

Assigner
responsibledisclosure@mattermost.com

Vulnerability Status
Analyzed

Published Version
2022-01-18T17:15:08

Last Modified Date
2022-10-27T11:44:30

Weakness Enumerations

CWE	URL
CWE-863	http://cwe.mitre.org/data/definitions/863.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:mattermost:mattermost::::::::	1	OR		6.1

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:L/Au:S/C:P/I:N/A:N

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
SINGLE

Confidentiality Impact
PARTIAL

Integrity Impact
NONE

Availability Impact
NONE

Base Score
4

Severity
MEDIUM

Exploitability Score
8

Impact Score
2.9

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
NONE

Base Score
6.5

Base Severity
MEDIUM

Exploitability Score
2.8

Impact Score
3.6

References

Reference URL	Reference Tags
https://mattermost.com/security-updates/	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-37864
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37864

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 06:36:29				Added to TrackCVE
2022-12-06 06:53:00	2022-01-18T17:15Z	2022-01-18T17:15:08	CVE Published Date	updated
2022-12-06 06:53:00		2022-10-27T11:44:30	CVE Modified Date	updated
2022-12-06 06:53:00		Analyzed	Vulnerability Status	updated