Safety vulnerability ID: 36534
The information on this page was manually curated by our Cybersecurity Intelligence Team.
Pyopenssl 17.5.0 includes a fix for CVE-2018-1000808: Failure to Release Memory Before Removing Last Reference vulnerability in PKCS #12 store that can result in denial-of-service if memory runs low or is exhausted. This attack appears to be exploitable via Depends upon calling application, however it could be as simple as initiating a TLS connection. Anything that would cause the calling application to reload certificates from a PKCS #12 store.
https://github.com/pyca/pyopenssl/pull/723
Latest version: 24.1.0
Python wrapper module around the OpenSSL library
Python Cryptographic Authority pyopenssl version Before 17.5.0 contains a CWE - 401 : Failure to Release Memory Before Removing Last Reference vulnerability in PKCS #12 Store that can result in Denial of service if memory runs low or is exhausted. This attack appear to be exploitable via Depends upon calling application, however it could be as simple as initiating a TLS connection. Anything that would cause the calling application to reload certificates from a PKCS #12 store.. This vulnerability appears to have been fixed in 17.5.0.
CONFIRM:https://github.com/pyca/pyopenssl/pull/723: https://github.com/pyca/pyopenssl/pull/723
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