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Vulnerability
CVE-2021-31555
Published:
2021-04-22
Description:
An issue was discovered in the Oauth extension for MediaWiki through 1.35.2. It did not validate the oarc_version (aka oauth_registered_consumer.oarc_version) parameter's length.
Type:
CWE-20
(Improper Input Validation)
CVSS2
=> (AV:N/AC:L/Au:N/C:N/I:P/A:N)
CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Mediawiki
->
Mediawiki
References:
https://gerrit.wikimedia.org/r/q/I222c053b4b14ac1ad0f5b3a51565b1b9cd4c139d
https://phabricator.wikimedia.org/T277388
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