Is CVE-2020-25659 actively exploited?

CVE-2020-25659 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2020-25659?

CVE-2020-25659 has a CVSS score of 5.9 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

How do I patch CVE-2020-25659?

Patch guidance is available from cryptography.io security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2020-25659.

CVE-2020-25659 - remediation guidance & executive summary

Q: Which products are affected by CVE-2020-25659?

2 products: cryptography.io cryptography, oracle communications cloud native core network function cloud native environment.

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.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector: network
Complexity: high
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: none
Availability: none
Weaknesses: CWE-385NVD-CWE-Other

Metadata

Primary Vendor: CRYPTOGRAPHY.IO
Published: 1/11/2021
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

cryptography.io : cryptographyoracle : communications_cloud_native_core_network_function_cloud_native_environment

Remediation Guidance

Executive Summary

View on NIST NVD