Denial of Service Vulnerability in Pillow by Python
CVE-2021-28678

5.5MEDIUM

Key Information:

Vendor
Python
Status
Pillow
Vendor
CVE Published:
2 June 2021

Summary

A vulnerability was identified in Pillow prior to version 8.2.0, where the BlpImagePlugin failed to adequately validate that data reads from specified file offsets returned valid content. This oversight could enable an attacker to exploit the decoder by executing it repeatedly on empty data, potentially resulting in a service disruption.

References

https://pillow.readthedocs.io/en/stable/releasenotes/8.2....
x_refsource_MISC
https://github.com/python-pillow/Pillow/pull/5377
x_refsource_MISC
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisoryx_refsource_FEDORA

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.