Inefficient Algorithmic Complexity Affecting pypdf2 package, versions [,1.27.9)
Threat Intelligence
EPSS
0.1% (44th
percentile)
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Test your applications- Snyk ID SNYK-PYTHON-PYPDF2-5750281
- published 2 Jul 2023
- disclosed 2 Jul 2023
- credit dsk7
Introduced: 2 Jul 2023
CVE-2023-36810 Open this link in a new tabHow to fix?
Upgrade PyPDF2 to version 1.27.9 or higher.
Overview
PyPDF2 is an A pure-python PDF library capable of splitting, merging, cropping, and transforming PDF files
Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity by crafting a PDF, leading to an unexpectedly long runtime when trying to read large files without xref marker.
This quadratic runtime blocks the current process and can utilize a single CPU core by 100%.
Note: Exploiting this vulnerability does not affect memory usage.
References
CVSS Scores
version 3.1