CVE-2020-25659 | BDVDB-2026-147189 Detail

python-cryptography

Description#

python-cryptography 3.2 is vulnerable to Bleichenbacher timing attacks in the RSA decryption API, via timed processing of valid PKCS#1 v1.5 ciphertext.

Impact#

No impact statement in the source data.

Weaknesses#

CWE-385

References#

https://github.com/pyca/cryptography/pull/5507/commits/ce1bef6f1ee06ac497ca0c837fbd1c7ef6c2472b
https://www.oracle.com/security-alerts/cpuapr2022.html
https://www.oracle.com/security-alerts/cpujul2022.html

Exploit#

No public exploit known

History#

Version 12021-01-11Record published in the CVE List.
Version 22024-08-04Most recent update recorded in the CVE List.