CVE-2013-1895

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.28%
Third-Party Advisory fedoraproject.org Third-Party Advisory fedoraproject.org Third-Party Advisory openwall.com Third-Party Advisory securityfocus.com Third-Party Advisory ibmcloud.com
Affected: py-bcrypt py-bcrypt
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2013/03/26/2 third party advisory mailing list
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101387.html third party advisory
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101382.html third party advisory tool signature
http://www.securityfocus.com/bid/58702 third party advisory vdb entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/83039 third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2013-1895?
CVE-2013-1895 has been scored as a high severity vulnerability.
How to fix CVE-2013-1895?
To fix CVE-2013-1895, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-1895 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2013-1895 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2013-1895?
CVE-2013-1895 affects py-bcrypt py-bcrypt.
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