GHSA-76qf-6mvw-c5hm Malicious Package in js-base64-int

Not scored Published

A malicious npm package exfiltrated system information to a remote server, requiring removal to prevent data leakage.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is GHSA-76qf-6mvw-c5hm?

GHSA-76qf-6mvw-c5hm is a vulnerability in js-base64-int, published on 3 Sep 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

This package contained malicious code. The package uploaded system information such as OS and hostname to a remote server.

Recommendation

Remove the package from your environment. There are no indications of further compromise.

Which versions are affected by GHSA-76qf-6mvw-c5hm?

2 open source packages ship an affected version, including js-base64-int.

PackageAffectedFixed in
js-base64-int npmFrom 0.0.0None
js-base64-int npmFrom 0.0.0None

How do I fix GHSA-76qf-6mvw-c5hm?

No fix has been published for GHSA-76qf-6mvw-c5hm yet. Limit exposure of the affected software until one is available.

Is GHSA-76qf-6mvw-c5hm being exploited?

There is no known exploitation of GHSA-76qf-6mvw-c5hm in the wild and no public exploit code.

Sources

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