CVE-2020-36564 - Vulnerability Details - OpenCVE

Description

Due to improper validation of caller input, validation is silently disabled if the provided expected token is malformed, causing any user supplied token to be considered valid.

Published: 2022-12-27

Score: 7.5 High

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

github.com/justinas/nosurf

github.com/justinas/nosurf

unaffected

Version	Status	Constraints
`0`	affected	< 1.1.1

Configuration 1 [-]

cpe:2.3:a:nosurf_project:nosurf:*:*:*:*:*:go:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-7521	Due to improper validation of caller input, validation is silently disabled if the provided expected token is malformed, causing any user supplied token to be considered valid.
Github GHSA	GHSA-5x84-q523-vvwr	nosurf vulnerable to improper input validation

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00308.

Exploitation none

Automatable yes

Technical Impact partial

References

Link	Providers
https://github.com/justinas/nosurf/commit/4d86df7a4affa1fa50ab39fb09aac56c3ce9c314
https://github.com/justinas/nosurf/pull/60
https://pkg.go.dev/vuln/GO-2020-0049

History

Fri, 11 Apr 2025 17:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Nosurf Project Nosurf

MITRE

Status: PUBLISHED

Assigner: Go

Published: 2022-12-27T21:13:31.590Z

Updated: 2025-04-11T16:26:19.344Z

Reserved: 2022-07-29T18:39:05.265Z

Link: CVE-2020-36564

Vulnrichment

Updated: 2024-08-04T17:30:08.463Z

NVD

Status : Modified

Published: 2022-12-27T22:15:11.673

Modified: 2025-04-11T17:15:34.950

Link: CVE-2020-36564

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-20

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