High severity · published Apr 21, 2023
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…
7.5
CVSS
1.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ST
Starlette · Encode
before 0.25.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-30798
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-30798
Patch
https://github.com/encode/starlette/commit/8c74c2c8dba7030154f8af18e016136bea1938fa
Mitigation
https://github.com/encode/starlette/security/advisories/GHSA-74m5-2c7w-9w3x
Patch
https://vulncheck.com/advisories/starlette-multipartparser-dos
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