CVE-2021-37865

Mattermost 6.2 and earlier fails to sufficiently process a specifically crafted GIF file when it is uploaded while drafting a post, which allows authenticated users to cause resource exhaustion while processing the file, resulting in server-side Denial of Service.

CVSS v3 4.3 MEDIUM
CVSS v2.0 3.5 LOW

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

3.5^/10

CVSS v2.0 : LOW

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

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://hackerone.com/reports/1428260	Permissions Required
https://mattermost.com/security-updates/	Vendor Advisory
https://hackerone.com/reports/1428260	Permissions Required
https://mattermost.com/security-updates/	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*

History

21 Nov 2024, 06:16

Type	Values Removed	Values Added
CVSS	v2 : ~~3.5~~ v3 : ~~5.7~~	v2 : 3.5 v3 : 4.3
References	~~() https://hackerone.com/reports/1428260 - Permissions Required~~	() https://hackerone.com/reports/1428260 - Permissions Required
References	~~() https://mattermost.com/security-updates/ - Vendor Advisory~~	() https://mattermost.com/security-updates/ - Vendor Advisory

Information

Published : 2022-01-18 17:15

Updated : 2024-11-21 06:16

NVD link : CVE-2021-37865

Mitre link : CVE-2021-37865

CVE.ORG link : CVE-2021-37865

JSON object : View

Products Affected

mattermost

mattermost

CWE

CWE-400

Uncontrolled Resource Consumption

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