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mageiaGentoo FoundationMGASA-2020-0381
HistorySep 30, 2020 - 1:01 p.m.

Updated mediawiki packages fix security vulnerability

2020-09-3013:01:40
Gentoo Foundation
advisories.mageia.org
32
mediawiki
security vulnerability
user existence leak
xss
rate limiting
cve-2020-25812
cve-2020-25813
cve-2020-25814
cve-2020-25815
cve-2020-25827
cve-2020-25828
cve-2020-25869
unix

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

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.002

Percentile

61.5%

Multiple security issues were discovered in MediaWiki: SpecialUserRights could leak whether a user existed or not, multiple code paths lacked HTML sanitisation allowing for cross-site scripting and TOTP validation applied insufficient rate limiting against brute force attempts (CVE-2020-25812, CVE-2020-25813, CVE-2020-25814, CVE-2020-25815, CVE-2020-25827, CVE-2020-25828). Possible issues with actors not being loaded from the correct database or wiki (CVE-2020-25869).

OSVersionArchitecturePackageVersionFilename
Mageia7noarchmediawiki< 1.31.10-1mediawiki-1.31.10-1.mga7

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

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.002

Percentile

61.5%