Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Python | Py-Bcrypt | < 0.3 |
| Fedoraproject | Fedora | 17 |
Related Weaknesses (CWE)
References
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101382.htmlThird Party AdvisoryTool Signature
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101387.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2013/03/26/2Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/58702Third Party AdvisoryVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/83039Third Party AdvisoryVDB Entry
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101382.htmlThird Party AdvisoryTool Signature
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101387.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2013/03/26/2Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/58702Third Party AdvisoryVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/83039Third Party AdvisoryVDB Entry
FAQ
What is CVE-2013-1895?
CVE-2013-1895 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 pa...
How severe is CVE-2013-1895?
CVE-2013-1895 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-1895?
Check the references section above for vendor advisories and patch information. Affected products include: Python Py-Bcrypt, Fedoraproject Fedora.