CRITICAL · 9.1

CVE-2021-4070

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

Vulnerability Description

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

CVSS Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
V2FlyV2Ray-Core< 4.44.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2021-4070?

CVE-2021-4070 is a vulnerability with a CVSS score of 9.1 (CRITICAL). Off-by-one Error in GitHub repository v2fly/v2ray-core prior to 4.44.0.

How severe is CVE-2021-4070?

CVE-2021-4070 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-4070?

Check the references section above for vendor advisories and patch information. Affected products include: V2Fly V2Ray-Core.