CVE-2020-7683 Directory Traversal

High 7.5 Published Updated

An attacker can read arbitrary files from the server due to missing path sanitization in the rollup-plugin-server library.

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

What is CVE-2020-7683?

CVE-2020-7683 is a high-severity path traversal vulnerability in rollup-plugin-server, published on 25 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

This affects all versions of package rollup-plugin-server. There is no path sanitization in readFile operation performed inside the readFileFromContentBase function.

Weakness: CWE-22

Which versions are affected by CVE-2020-7683?

2 open source packages ship an affected version, including rollup-plugin-server. It affects 1 product.

PackageAffectedFixed in
rollup-plugin-server npmAll versions to 0.7.0None
rollup-plugin-server npmAll versions to 0.7.0None

Products include Rollup-Plugin-Server Project Rollup-Plugin-Server.

How do I fix CVE-2020-7683?

No fix has been published for CVE-2020-7683 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2020-7683 being exploited?

There is no known exploitation of CVE-2020-7683 in the wild and no public exploit code.

Sources

Also known as GHSA-34gh-3cwv-wvp2.

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