CVE-2013-1895
HIGH severity · CVSS 7.5 · CWE-307
7.5CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)3%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101382.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101387.htmlAdvisory
- http://www.openwall.com/lists/oss-security/2013/03/26/2Advisory
- http://www.securityfocus.com/bid/58702Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/83039Advisory