CVE-2019-20786
Critical
Description
handleIncomingPacket in conn.go in Pion DTLS before 1.5.2 lacks a check for application data with epoch 0, which allows remote attackers to inject arbitrary unencrypted data after handshake completion.
SeverityCritical
CVSS9.8
Exploit probability—
ProductPion Dtls
PublishedApr 19, 2020
First seenApr 19, 2020
How to fix
Update
- pion dtls1.5.2 or later
- github.com/pion/dtls1.5.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| pion dtls | v < 1.5.2 | 1.5.2 |
| github.com/pion/dtlsGo | v < 1.5.2 | 1.5.2 |
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