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Redhat.comRH:CVE-2021-30156

HistoryApr 12, 2021 - 4:46 p.m.

CVE-2021-30156

2021-04-1216:46:25

redhat.com

access.redhat.com

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

34.0%

JSON

In mediawiki package, the “Special:Contributions” functionality can leak information that a “hidden” user exists.

References

bugzilla.redhat.com/show_bug.cgi?id=1948643

nvd.nist.gov/vuln/detail/CVE-2021-30156

www.cve.org/CVERecord?id=CVE-2021-30156

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

34.0%

JSON

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