GHSA-j92c-mmf7-j5x5 Potential inter-blockchain communication (IBC) protocol compromise via "Dragonberry" vulnerability in cheqd

Not scored Published 18 Oct 2022

Attackers can compromise inter-blockchain communication transfers in cheqd nodes, requiring operators to upgrade to the patched version.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is GHSA-j92c-mmf7-j5x5?

GHSA-j92c-mmf7-j5x5 is a vulnerability in github.com/cheqd/cheqd-node, published on 18 Oct 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Impact

This vulnerability affects IBC transfers due to a security vulnerability dubbed "Dragonberry" upstream in Cosmos SDK. The vulnerability could allow malicious attackers to compromise chain-to-chain IBC transfers.

There is no vulnerability in the DID/resource modules for cheqd-node.

Patches

Node operators are requested to upgrade to cheqd-node v0.6.9 as soon as possible. Installation instructions are in the release notes. Please do not install any beta/pre-release versions.

Workarounds

No. The patch takes effect when more than 2/3rds of the voting power of the cheqd network has upgraded to this patch.

An emergency hotfix was released previously under v0.6.8 but this is now deprecated since Cosmos SDK v0.45.9 officially fixes this upstream.

References

IBC Security Advisory on "Dragonberry" (and associated security vulnerability "Dragonfruit")

For more information

If you have any questions or comments about this advisory:

Open an issue in cheqd-node repo
Email us at [email protected]
Message us on our community Slack or Discord

Which versions are affected by GHSA-j92c-mmf7-j5x5?

3 open source packages ship an affected version, including github.com/cheqd/cheqd-node.

Package	Affected	Fixed in
`github.com/cheqd/cheqd-node` Go	All versions	`0.6.9`
`github.com/cheqd/cheqd-node` Go	All versions	`0.6.9`
`github.com/cheqd/cheqd-node` Go	All versions	`0.6.9`

How do I fix GHSA-j92c-mmf7-j5x5?

Upgrade github.com/cheqd/cheqd-node to 0.6.9 or later.

Is GHSA-j92c-mmf7-j5x5 being exploited?

There is no known exploitation of GHSA-j92c-mmf7-j5x5 in the wild and no public exploit code.

Sources

Also known as GO-2022-1066.