vulnerability

Oracle Linux: CVE-2020-25659: ELSA-2021-1608: python-cryptography security, bug fix, and enhancement update (MODERATE)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
Published
Oct 25, 2020
Added
May 26, 2021
Modified
Dec 3, 2025

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.
A flaw was found in python-cryptography, where it is vulnerable to Bleichenbacher timing attacks. This flaw allows an attacker, via the RSA decryption API, to decrypt parts of the ciphertext encrypted with RSA. The highest threat from this vulnerability is to confidentiality.

Solution

oracle-linux-upgrade-python3-cryptography
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.