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Starlette allows an unauthenticated and remote attacker to specify any number of form fields or files

High severity GitHub Reviewed Published Apr 21, 2023 to the GitHub Advisory Database • Updated Nov 4, 2023

Package

pip starlette (pip)

Affected versions

< 0.25.0

Patched versions

0.25.0

Description

There MultipartParser usage in Encode's Starlette python framework before versions 0.25.0 allows an unauthenticated and remote attacker to specify any number of form fields or files which can cause excessive memory usage resulting in denial of service of the HTTP service.

References

Published by the National Vulnerability Database Apr 21, 2023
Published to the GitHub Advisory Database Apr 21, 2023
Reviewed Apr 21, 2023
Last updated Nov 4, 2023

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

CVE-2023-30798

GHSA ID

GHSA-3qj8-93xh-pwh2

Source code

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