CVE-2021-4070

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

CVSS v3 9.1 CRITICAL
CVSS v2.0 6.4 MEDIUM

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

6.4^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:P

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/v2fly/v2ray-core/commit/c1af2bfd7aa59a4482aa7f6ec4b9208c1d350b5c	Patch Third Party Advisory
https://huntr.dev/bounties/8da19456-4d89-41ef-9781-a41efd6a1877	Exploit Patch Third Party Advisory

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2022-02-23 20:15

Updated : 2022-03-02 17:33

NVD link : CVE-2021-4070

Mitre link : CVE-2021-4070

CVE.ORG link : CVE-2021-4070

JSON object : View

Products Affected

v2fly

v2ray-core

CWE

CWE-193

Off-by-one Error

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