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Redhat.comRH:CVE-2021-45474

HistoryDec 29, 2021 - 5:20 p.m.

CVE-2021-45474

2021-12-2917:20:43

redhat.com

access.redhat.com

mediawiki 1.37

xss

special:importfile uri

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

39.1%

JSON

A flaw was found in mediawiki through 1.37. The Special:ImportFile URI (aka FileImporter) allows XSS, shown by the clientUrl parameter.

References

bugzilla.redhat.com/show_bug.cgi?id=2036089

nvd.nist.gov/vuln/detail/CVE-2021-45474

www.cve.org/CVERecord?id=CVE-2021-45474

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

39.1%

JSON

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