4 results · Feed
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High —
eduMFA Passkeys: missing expiration flag may allow replay attacks and reuse of old challenges
### Impact In eduMFA < 2.9.1 userless Passkey/WebAuthn challenges might be replayed and do not expire ### Patches Fixed in eduMFA >= 2.9.1 by adding validity information to the userless challenges. ### Workarounds No known workarounds besides disabling userle…
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High —
eduMFA: Incorrect InnoDB snapshot isolation possibly allows token reusage
### Impact For deployments using MySQL or MariaDB < 11.6.2 (or newer with innodb_snapshot_isolation=off) reusage of token values might be possible due to faulty transaction isolation inside the database. Exploiting this requires racing this transaction. Affec…
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Medium 6.5
eduMFA: Unauthenticated Failcounter Increment on Resolver Tokens via /validate/check
### Impact If the resolver parameter is passed, but the user does not exist, all failcounters of tokens in that resolver will be increased. ### Patches This, along with other issues, was fixed in eduMFA v2.9.1. ### Workarounds Limiting access to `/validate/ch…
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Medium 6.8
BlastRADIUS also affects eduMFA
### Summary BlastRADIUS (see blastradius.fail for details) also affects eduMFA prior version 2.2.0, because the Message-Authenticator attributes were not checked. ### Details Website with the vulnerability information blastradius.fail The original vulnerabili…