VulnerabilityDeferred

CVE-2026-2738

Buffer overflow in ovpn‑dco‑win version 2.8.0 allows local attackers to cause a system crash by sending too large packets to the remote peer when the AEAD tag appears at the end of the encrypted packet

MEDIUM 5.6EPSS 0.11%

Does this matter?

Lower severity and a low EPSS score (0.11%). Track it; it rarely justifies an emergency change on its own.

Description

Buffer overflow in ovpn‑dco‑win version 2.8.0 allows local attackers to cause a system crash by sending too large packets to the remote peer when the AEAD tag appears at the end of the encrypted packet

CVSS 4.0: 5.6 MEDIUMCVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.11% probability · 2th percentile
CISA KEV: Not listed
Weakness: CWE-131
Source: security@openvpn.net

References

https://community.openvpn.net/Security%20Announcements/CVE-2026-2738

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.