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MitreCVE-2018-21265

HistoryJun 19, 2020 - 5:15 p.m.

CVE-2018-21265

2020-06-1917:15:13

CWE-732

mitre

web.nvd.nist.gov

cve

mattermost desktop app

same origin policy

permissionrequesthandler

security vulnerability

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

5.3

Confidence

High

EPSS

0.001

Percentile

35.9%

JSON

An issue was discovered in Mattermost Desktop App before 4.0.0. It mishandled the Same Origin Policy for setPermissionRequestHandler (e.g., video, audio, and notifications).

Affected configurations

Nvd

Node

mattermostmattermost_desktopRange<4.0.0

VendorProductVersionCPE
mattermostmattermost_desktop*cpe:2.3:a:mattermost:mattermost_desktop:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
mattermost	mattermost_desktop	*	cpe:2.3:a:mattermost:mattermost_desktop::::::::

References

mattermost.com/security-updates/

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

5.3

Confidence

High

EPSS

0.001

Percentile

35.9%

JSON

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