### [CVE-2021-41593](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41593)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen)

### Description

Lightning Labs lnd before 0.13.3-beta allows loss of funds because of dust HTLC exposure.

### POC

#### Reference
- https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-on-lightning-network-that-still-needs-fixing

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/davidshares/Lightning-Network
- https://github.com/uvhw/conchimgiangnang