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githubGitHub Advisory DatabaseGHSA-7HWR-F745-5RWQ
HistoryMay 24, 2022 - 4:56 p.m.

MediaWiki information disclosure

2022-05-2416:56:57
CWE-200
CWE-862
GitHub Advisory Database
github.com
8
mediawiki
1.33.0
special:redirect
information disclosure
suppressed usernames
user id lookup
software

CVSS2

5

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

CVSS3

5.3

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

AI Score

6.4

Confidence

High

EPSS

0.007

Percentile

80.2%

In MediaWiki through 1.33.0, Special:Redirect allows information disclosure of suppressed usernames via a User ID Lookup.

Affected configurations

Vulners
Node
mediawikicoreRange1.33.01.33.1
OR
mediawikicoreRange1.32.01.32.4
OR
mediawikicoreRange1.31.01.31.4
VendorProductVersionCPE
mediawikicore*cpe:2.3:a:mediawiki:core:*:*:*:*:*:*:*:*

CVSS2

5

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

CVSS3

5.3

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

AI Score

6.4

Confidence

High

EPSS

0.007

Percentile

80.2%