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Open Source Matters, Inc.JOOMLA-832

HistoryAug 15, 2020 - 12:00 a.m.

[20201105] - Core - User Enumeration in backend login

2020-08-1500:00:00

Open Source Matters, Inc.

developer.joomla.org

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

44.3%

JSON

Improper handling of the username leads to a user enumeration attack vector in the backend login page.

Affected configurations

Vulners

Node

joomlajoomla\!Range<3.9.23

CPENameOperatorVersion
joomla! cmslt3.9.23

CPE	Name	Operator	Version
	joomla! cms	lt	3.9.23

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

44.3%

JSON

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