CVE-2023-30798

Published: Apr 21, 2023Modified: Jul 15, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: NVD

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.

Affected (1)

Products: Encode: Starlette

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Encode Starlette	Before 0.25.0

Related CWEs

Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

References (6)

https://github.com/encode/starlette/commit/8c74c2c8dba7030154f8af18e016136bea1938fa

Source: disclosure@vulncheck.com

Patch

https://github.com/encode/starlette/security/advisories/GHSA-74m5-2c7w-9w3x

Source: disclosure@vulncheck.com

MitigationVendor Advisory

https://vulncheck.com/advisories/starlette-multipartparser-dos

Source: disclosure@vulncheck.com

PatchThird Party Advisory

https://github.com/encode/starlette/commit/8c74c2c8dba7030154f8af18e016136bea1938fa

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

https://github.com/encode/starlette/security/advisories/GHSA-74m5-2c7w-9w3x

Source: af854a3a-2127-422b-91ae-364da2661108

MitigationVendor Advisory

https://vulncheck.com/advisories/starlette-multipartparser-dos

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

Timeline

No history available yet.