CVE-2020-35480

Source
https://nvd.nist.gov/vuln/detail/CVE-2020-35480
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-35480.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-35480
Aliases
Related
Published
2020-12-18T08:15:15Z
Modified
2024-10-12T06:38:43.706089Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
Summary
[none]
Details

An issue was discovered in MediaWiki before 1.35.1. Missing users (accounts that don't exist) and hidden users (accounts that have been explicitly hidden due to being abusive, or similar) that the viewer cannot see are handled differently, exposing sensitive information about the hidden status to unprivileged viewers. This exists on various code paths.

References

Affected packages

Debian:11 / mediawiki

Package

Name
mediawiki
Purl
pkg:deb/debian/mediawiki?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:1.35.1-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / mediawiki

Package

Name
mediawiki
Purl
pkg:deb/debian/mediawiki?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:1.35.1-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / mediawiki

Package

Name
mediawiki
Purl
pkg:deb/debian/mediawiki?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:1.35.1-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Git / github.com/wikimedia/mediawiki

Affected ranges

Type
GIT
Repo
https://github.com/wikimedia/mediawiki
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed

Affected versions

1.*

1.1.0
1.3.0beta1
1.35.0
1.35.0-rc.0
1.35.0-rc.1
1.35.0-rc.2
1.35.0-rc.3
1.5.0alpha1
1.5.0alpha2
1.5.0beta1
1.5.0beta2
1.5.0beta3
1.5.0beta4
1.6.0