Buffer Overflow Vulnerability in Python Imaging Library by Pillow
CVE-2021-34552

9.8CRITICAL

Key Information:

Vendor

Python

Status
Pillow
Vendor
CVE Published:
13 July 2021

What is CVE-2021-34552?

The Pillow and Python Imaging Library (PIL) prior to version 8.3.0 contain a buffer overflow vulnerability in the 'convert' function. Attackers can exploit this by supplying specially crafted parameters, potentially leading to memory corruption or execution of arbitrary code. This poses a significant risk as it could allow unauthorized actions on affected systems, making it crucial for users to upgrade to the latest versions to mitigate these risks.

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References

https://pillow.readthedocs.io/en/stable/releasenotes/inde...
https://pillow.readthedocs.io/en/stable/releasenotes/8.3....
https://lists.debian.org/debian-lts-announce/2021/07/msg0...
mailing-list

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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