Heap-based Buffer Overflow Affecting OpenVPN/ovpn-dco-win package, versions [,1.3.1)[2.0.0,2.5.9)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-OPENVPNOVPNDCOWIN-11172938
- published29 Jul 2025
- disclosed20 Jun 2025
- creditUnknown
Introduced: 20 Jun 2025
CVE-2025-50054 (opens in a new tab)How to fix?
Upgrade OpenVPN/ovpn-dco-win to version 1.3.1, 2.5.9 or higher.
Overview
Affected versions of this package are vulnerable to Heap-based Buffer Overflow via the control message buffer sent from a local user process to the kernel driver. An attacker can cause a system crash by sending an excessively large buffer.