CVE-2019-16738 : In MediaWiki through 1.33.0, Special:Redirect allows information disclosure of s

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

Published 2019-09-26 02:15:11

Updated 2022-03-31 17:38:43

Source MITRE

View at NVD, CVE.org

Vulnerability category: Information leak

Products affected by CVE-2019-16738

Debian » Debian Linux » Version: 9.0
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Matching versions
Debian » Debian Linux » Version: 10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Matching versions
Mediawiki » Mediawiki
Versions up to, including, (<=) 1.33.0
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 31
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 30
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.69%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 78 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
5.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	3.9	1.4	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: None Availability: None

CWE-862 Missing Authorization

The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

Assigned by: nvd@nist.gov (Primary)

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7OMG3BMUHGWTAPYTK2NXM6CXF6FYLOUO/

[SECURITY] Fedora 30 Update: mediawiki-1.32.4-1.fc30 - package-announce - Fedora Mailing-Lists
Mailing List;Third Party Advisory
https://seclists.org/bugtraq/2019/Oct/32

Bugtraq: [SECURITY] [DSA 4545-1] mediawiki security update
Mailing List;Third Party Advisory
https://phabricator.wikimedia.org/T230402

⚓ T230402 Exposed suppressed username via Special:Redirect
Exploit;Issue Tracking;Patch;Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QBAOLXETM5BOYQG6OQVHGB2LNLZUXVN6/

[SECURITY] Fedora 31 Update: mediawiki-1.32.4-1.fc31 - package-announce - Fedora Mailing-Lists
Mailing List;Third Party Advisory
https://www.debian.org/security/2019/dsa-4545

Debian -- Security Information -- DSA-4545-1 mediawiki
Third Party Advisory

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