CVE-2021-4070

Off-by-one Error in v2fly/v2ray-core

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

Affected

v2fly · v2fly/v2ray-core

CVSS v3.1 NVD

9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

CVSS v3.0 HUNTR

5.9 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v2.0 NVD

6.4 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:P

EPSS

0.86% chance of exploitation in the next 30 days, 58th percentile

Published

2022-02-23

Updated

2024-08-03

Proof-of-concept exploits (1)

• https://huntr.dev/bounties/8da19456-4d89-41ef-9781-a41efd6a1877

Security advisories

• v2fly/v2ray-core/commit/c1af2bfd7aa59a4482aa7f6ec4b9208c1d350b5c
• advisories/GHSA-4cxw-hq44-r344

References

• CVE Record
• NVD entry