Severity
6.5
Medium severity
Details
- CVSS score
- 6.5
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CWE ID
Overview
About vulnerability
An incorrect buffer size calculation in the epoch key generator in OpenVPN ovpn-dco-win version 2.0.0 through 2.8.3 allows a remote authenticated peer to trigger a heap-based buffer overflow and kernel memory corruption via a crafted data packet, resulting in a system crash (denial of service).Details
- Affected product:
- Alpine Linux 3.18 ELS , CentOS 6 ELS , CentOS 8.4 ELS , CentOS 8.5 ELS , Debian 10 ELS , Oracle Linux 6 ELS , Ubuntu 16.04 ELS , Ubuntu 18.04 ELS , Ubuntu 20.04 ELS
- Affected packages:
- openvpn @ 2.4.4-2 (+8 more)