CVE-2025-32787 – SoftEtherVPN NULL Dereference Vulnerability

The following table lists the changes that have been made to the
CVE-2025-32787 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Apr. 16, 2025

    Action Type Old Value New Value
    Added Description SoftEtherVPN is a an open-source cross-platform multi-protocol VPN Program. Versions 5.02.5184 to 5.02.5187 are vulnerable to NULL dereference in `DeleteIPv6DefaultRouterInRA` called by `StorePacket`. Before dereferencing, `DeleteIPv6DefaultRouterInRA` does not account for `ParsePacket` returning NULL, resulting in the program crashing. A patched version does not exist at this time.
    Added CVSS V3.1 AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
    Added CWE CWE-476
    Added Reference https://github.com/SoftEtherVPN/SoftEtherVPN/blob/7006539732c0231d7723623cc8732f94ba2b8c54/src/Cedar/Hub.c#L5112C1-L5116C29
    Added Reference https://github.com/SoftEtherVPN/SoftEtherVPN/blob/master/src/Mayaqua/TcpIp.c#L1633
    Added Reference https://github.com/SoftEtherVPN/SoftEtherVPN/security/advisories/GHSA-xw53-587j-mqh6
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