Vulnerability Details : CVE-2023-30798
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.
Vulnerability category: Denial of service
Products affected by CVE-2023-30798
- cpe:2.3:a:encode:starlette:*:*:*:*:*:python:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-30798
0.28%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-30798
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
VulnCheck | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2023-30798
-
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.Assigned by:
- disclosure@vulncheck.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2023-30798
-
https://github.com/encode/starlette/commit/8c74c2c8dba7030154f8af18e016136bea1938fa
Merge pull request from GHSA-74m5-2c7w-9w3x · encode/starlette@8c74c2c · GitHubPatch
-
https://github.com/encode/starlette/security/advisories/GHSA-74m5-2c7w-9w3x
MultipartParser DOS with too many fields or files · Advisory · encode/starlette · GitHubMitigation;Vendor Advisory
-
https://vulncheck.com/advisories/starlette-multipartparser-dos
MultipartParser DOS with too many fields or files in Starlette Framework | VulnCheck AdvisoriesPatch;Third Party Advisory
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