CVE-2021-4070 - Vulnerability Details - OpenCVE

Description

Off-by-one Error in GitHub repository v2fly/v2ray-core prior to 4.44.0.

Published: 2022-02-23

Score: 9.1 Critical

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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

Vendor Product Default status Versions

v2fly

v2fly/v2ray-core

affected

Version	Status	Constraints
`unspecified`	affected	< 4.44.0

Configuration 1 [-]

cpe:2.3:a:v2fly:v2ray-core:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-0809	Off-by-one Error in GitHub repository v2fly/v2ray-core prior to 4.44.0.
Github GHSA	GHSA-4cxw-hq44-r344	Off-by-one Error in v2fly/v2ray-core

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact High

User Interaction None

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00227.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/v2fly/v2ray-core/commit/c1af2bfd7aa59a4482aa7f6ec4b9208c1d350b5c
https://huntr.dev/bounties/8da19456-4d89-41ef-9781-a41efd6a1877

History

No history.

Subscriptions

V2fly V2ray-core

MITRE

Status: PUBLISHED

Assigner: @huntrdev

Published: 2022-02-23T19:50:10.000Z

Updated: 2024-08-03T17:16:03.674Z

Reserved: 2021-12-05T00:00:00.000Z

Link: CVE-2021-4070

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-02-23T20:15:09.167

Modified: 2024-11-21T06:36:50.743

Link: CVE-2021-4070

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-193

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