Vulnerability Details CVE-2013-1895
The py-bcrypt module before 0.3 for Python does not properly handle concurrent memory access, which allows attackers to bypass authentication via multiple authentication requests, which trigger the password hash to be overwritten.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 50.9%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101382.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101387.html
- http://www.openwall.com/lists/oss-security/2013/03/26/2
- http://www.securityfocus.com/bid/58702
- https://exchange.xforce.ibmcloud.com/vulnerabilities/83039
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101382.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101387.html
- http://www.openwall.com/lists/oss-security/2013/03/26/2
- http://www.securityfocus.com/bid/58702
- https://exchange.xforce.ibmcloud.com/vulnerabilities/83039
Products affected by CVE-2013-1895
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cpe:2.3:a:python:py-bcrypt:0.1
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cpe:2.3:a:python:py-bcrypt:0.2
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cpe:2.3:o:fedoraproject:fedora:17
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cpe:2.3:o:fedoraproject:fedora:18