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CVE-2010-4252

CVE-2010-4252

EPSS 8.1%
OpenSSL before 1.0.0c, when J-PAKE is enabled, does not properly validate the public parameters in the J-PAKE protocol, which allows remote attackers to bypass the need for knowledge of the shared secret, and successfully authenticate, by sending crafted values in each round of the protocol.
Affected products
n/a · n/a

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References
http://cvs.openssl.org/chngview?cn=20098http://marc.info/?l=bugtraq&m=129916880600544&w=2http://marc.info/?l=bugtraq&m=130497251507577&w=2http://openssl.org/news/secadv_20101202.txthttps://bugzilla.redhat.com/show_bug.cgi?id=659297http://seb.dbzteam.org/crypto/jpake-session-key-retrieval.pdfhttp://secunia.com/advisories/42469http://secunia.com/advisories/57353http://securitytracker.com/id?1024823https://github.com/seb-m/jpakehttp://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.668471https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19039