CVE-2020-7695 - Vulnerability Details - OpenCVE

Description

Uvicorn before 0.11.7 is vulnerable to HTTP response splitting. CRLF sequences are not escaped in the value of HTTP headers. Attackers can exploit this to add arbitrary headers to HTTP responses, or even return an arbitrary response body, whenever crafted input is used to construct HTTP headers.

Published: 2020-07-27

Score: 5.3 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

uvicorn

affected

Version	Status	Constraints
`0`	affected	< unspecified

Configuration 1 [-]

cpe:2.3:a:encode:uvicorn:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-0233	Uvicorn before 0.11.7 is vulnerable to HTTP response splitting. CRLF sequences are not escaped in the value of HTTP headers. Attackers can exploit this to add arbitrary headers to HTTP responses, or even return an arbitrary response body, whenever crafted input is used to construct HTTP headers.
Github GHSA	GHSA-f97h-2pfx-f59f	HTTP response splitting in uvicorn

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00346.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/encode/uvicorn
https://snyk.io/vuln/SNYK-PYTHON-UVICORN-570471

History

No history.

Subscriptions

Encode Uvicorn

MITRE

Status: PUBLISHED

Assigner: snyk

Published: 2020-07-27T11:25:16.789Z

Updated: 2024-09-17T00:06:47.000Z

Reserved: 2020-01-21T00:00:00.000Z

Link: CVE-2020-7695

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-07-27T12:15:11.993

Modified: 2024-11-21T05:37:37.720

Link: CVE-2020-7695

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-74

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