Information Exposure

Affecting mediawiki package, versions <1:1.27.7-1~deb9u2

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NVD Description

Note: Versions mentioned in the description apply to the upstream mediawiki package. See Remediation section below for Debian:9 relevant versions.

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

Remediation

Upgrade Debian:9 mediawiki to version 1:1.27.7-1~deb9u2 or higher.

References

CVSS Score

5.3
medium severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    Low
  • Integrity
    None
  • Availability
    None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVE
CVE-2019-16738
CWE
CWE-200
Snyk ID
SNYK-DEBIAN9-MEDIAWIKI-469240
Disclosed
26 Sep, 2019
Published
26 Sep, 2019