CVE-2020-15164

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Summary

CVECVE-2020-15164
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-08-28 17:15:00 UTC
Updated2021-11-18 17:42:00 UTC
Descriptionin Scratch Login (MediaWiki extension) before version 1.1, any account can be logged into by using the same username with leading, trailing, or repeated underscore(s), since those are treated as whitespace and trimmed by MediaWiki. This affects all users on any wiki using this extension. Since version 1.1, comments by users whose usernames would be trimmed on MediaWiki are ignored when searching for the verification code.

Risk And Classification

Problem Types: CWE-74

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Scratch-wiki Scratch Login All All All All
Application Scratch-wiki Scratch Login All All All All

References

ReferenceSourceLinkTags
Authentication Bypass by Alternate Name · Advisory · InternationalScratchWiki/mediawiki-scratch-login · GitHub CONFIRM github.com Third Party Advisory
Disallow MW-invalid usernames from being picked · InternationalScratchWiki/mediawiki-scratch-login@70849ef · GitHub MISC github.com Patch, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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