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GHSA-w45j-f832-hxvh
No affected components available
Impact
A DTLS Client could provide a Certificate that it doesn't posses the private key for and Pion DTLS wouldn't reject it.
This issue affects users that are using Client certificates only. The connection itself is still secure. The Certificate provided by clients can't be trusted when using a Pion DTLS server prior to v2.1.5
Patches
Upgrade to Pion DTLS v2.1.5
Workarounds
No workarounds available, upgrade to Pion DTLS v2.1.5
References
Thank you to Juho Nurminen and the Mattermost team for discovering and reporting this.
For more information
If you have any questions or comments about this advisory:
- Open an issue in Pion DTLS
- Email us at team@pion.ly
The vulnerability can be exploited over the network without needing physical access. It is difficult for an attacker to exploit this vulnerability and may require special conditions. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a high impact on the integrity of the data.
Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.
The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
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