CVE-2021-27923 (High) detected in Pillow-3.2.0.tar.gz

[mend-bolt-for-github]

CVE-2021-27923 - High Severity Vulnerability

Vulnerable Library - Pillow-3.2.0.tar.gz

Python Imaging Library (Fork)

Library home page: https://files.pythonhosted.org/packages/e2/af/0a3981fffc5cd43078eb8b1057702e0dd2d5771e5aaa36cbd140e32f8473/Pillow-3.2.0.tar.gz

Path to dependency file: example-pip-travis/requirements.txt

Path to vulnerable library: example-pip-travis/requirements.txt

Dependency Hierarchy:

• image-1.5.5.tar.gz (Root Library)
  • ❌ Pillow-3.2.0.tar.gz (Vulnerable Library)

Found in HEAD commit: 2e6ea8c3dcb1b55f578af576c612e93082db2c8f

Vulnerability Details

Pillow before 8.1.1 allows attackers to cause a denial of service (memory consumption) because the reported size of a contained image is not properly checked for an ICO container, and thus an attempted memory allocation can be very large.

Publish Date: 2021-03-03

URL: CVE-2021-27923

CVSS 3 Score Details (7.5)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://pillow.readthedocs.io/en/stable/releasenotes/8.1.2.html

Release Date: 2021-03-03

Fix Resolution: Pillow - 8.1.2