CVE-2024-6827

HTTP Request Smuggling in benoitc/gunicorn

Published: Mar 20, 2025Updated: Mar 20, 2025 Sources: CVE List NVD GHSA BDUCWE-444

7.5HIGH

Description

Gunicorn version 21.2.0 does not properly validate the value of the 'Transfer-Encoding' header as specified in the RFC standards, which leads to the default fallback method of 'Content-Length,' making it vulnerable to TE.CL request smuggling. This vulnerability can lead to cache poisoning, data exposure, session manipulation, SSRF, XSS, DoS, data integrity compromise, security bypass, information leakage, and business logic abuse.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:NIntegrity

None

A:NAvailability

None

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Weaknesses

CWE-444

Affected Products

benoitc

oss-projectaka benoitc/gunicorn, hackney, gunicorn

benoitc/gunicornLibrary

OSS Libraries / web-framework

package-ecosystem

commercial·RUaka red soft

РЕД ОСOn-premOS

Operating Systems / linux-distro

Сообщество свободного программного обеспечения

oss-projectaka fsf

gunicornLibrary

OSS Libraries / generic-library

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique

Collection

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References

https://huntr.com/bounties/1b4f8f38-39da-44b6-9f98-f618639d0dd7

huntr.com

https://nvd.nist.gov/vuln/detail/CVE-2024-6827

nvd.nist.gov

https://github.com/benoitc/gunicorn/issues/3087

github.com

and 6 more references View all →

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