All vulnerabilities
CVE-2023-49083
cryptography vulnerable to NULL-dereference when loading PKCS7 certificates
Description
cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Calling load_pem_pkcs7_certificates or load_der_pkcs7_certificates could lead to a NULL-pointer dereference and segfault. Exploitation of this vulnerability poses a serious risk of Denial of Service (DoS) for any application attempting to deserialize a PKCS7 blob/certificate. The consequences extend to potential disruptions in system availability and stability. This vulnerability has been patched in version 41.0.6.
Patch Available
Fix available through Seal Security.
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Fix without upgrading
Score
Severity
Ecosystem
Python
Publish Date
November 29, 2023
Modified Date
February 17, 2024
Score Vector
Affected Versions

