GHSA-q643-w9jp-q2qg Hardcoded Initialization Vector in parsel

Not scored Published

The parsel library uses a hardcoded initialization vector, allowing attackers to perform chosen plaintext attacks and compromise encrypted data confidentiality.

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-q643-w9jp-q2qg?

GHSA-q643-w9jp-q2qg is a vulnerability in parsel, published on 4 Sep 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

All versions of parsel have a default hardcoded initialization vector. In cases where the IV is not provided, the package defaults to a hardcoded IV which renders the cipher vulnerable to chosen plaintext attacks.

Recommendation

The package is deprecated and will not be updated. Consider using an alternative package.

Which versions are affected by GHSA-q643-w9jp-q2qg?

2 open source packages ship an affected version, including parsel.

PackageAffectedFixed in
parsel npmFrom 0.0.0None
parsel npmFrom 0.0.0None

How do I fix GHSA-q643-w9jp-q2qg?

No fix has been published for GHSA-q643-w9jp-q2qg yet. Limit exposure of the affected software until one is available.

Is GHSA-q643-w9jp-q2qg being exploited?

There is no known exploitation of GHSA-q643-w9jp-q2qg in the wild and no public exploit code.

Sources

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