Vulnerability Details CVE-2015-7225
Tinfoil Devise-two-factor before 2.0.0 does not strictly follow section 5.2 of RFC 6238 and does not "burn" a successfully validated one-time password (aka OTP), which allows remote or physically proximate attackers with a target user's login credentials to log in as said user by obtaining the OTP through performing a man-in-the-middle attack between the provider and verifier, or shoulder surfing, and replaying the OTP in the current time-step.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.007
EPSS Ranking 70.8%
CVSS Severity
CVSS v3 Score 5.3
CVSS v2 Score 3.5
References
- http://www.openwall.com/lists/oss-security/2015/06/20/4
- http://www.openwall.com/lists/oss-security/2015/09/17/2
- http://www.securityfocus.com/bid/76789
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=798466
- https://github.com/tinfoil/devise-two-factor/blob/master/UPGRADING.md
- https://github.com/tinfoil/devise-two-factor/issues/45#issuecomment-139335608
- http://www.openwall.com/lists/oss-security/2015/06/20/4
- http://www.openwall.com/lists/oss-security/2015/09/17/2
- http://www.securityfocus.com/bid/76789
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=798466
- https://github.com/tinfoil/devise-two-factor/blob/master/UPGRADING.md
- https://github.com/tinfoil/devise-two-factor/issues/45#issuecomment-139335608
Products affected by CVE-2015-7225
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cpe:2.3:a:tinfoilsecurity:devise-two-factor:-
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cpe:2.3:a:tinfoilsecurity:devise-two-factor:1.0.0
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cpe:2.3:a:tinfoilsecurity:devise-two-factor:1.0.1
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cpe:2.3:a:tinfoilsecurity:devise-two-factor:1.0.2
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cpe:2.3:a:tinfoilsecurity:devise-two-factor:1.1.0