CVE-2020-25659 (Medium) detected in cryptography-2.8-cp27-cp27mu-manylinux1_x86_64.whl

[mend-bolt-for-github]

CVE-2020-25659 - Medium Severity Vulnerability

Vulnerable Library - cryptography-2.8-cp27-cp27mu-manylinux1_x86_64.whl

cryptography is a package which provides cryptographic recipes and primitives to Python developers.

Library home page: https://files.pythonhosted.org/packages/e2/67/4597fc5d5de01bb44887844647ab8e73239079dd478c35c52d58a9eb3d45/cryptography-2.8-cp27-cp27mu-manylinux1_x86_64.whl

Path to dependency file: /requirements.txt

Path to vulnerable library: /requirements.txt

Dependency Hierarchy:

• python_telegram_bot-11.1.0-py2.py3-none-any.whl (Root Library)
  • ❌ cryptography-2.8-cp27-cp27mu-manylinux1_x86_64.whl (Vulnerable Library)

Vulnerability Details

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.

Publish Date: 2021-01-11

URL: CVE-2020-25659

CVSS 3 Score Details (5.9)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: High
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: High
  • Integrity Impact: None
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-hggm-jpg3-v476

Release Date: 2021-01-11

Fix Resolution (cryptography): 3.2

Direct dependency fix Resolution (python-telegram-bot): 12.0.0

---

Step up your Open Source Security Game with Mend here