CVE-2021-25939 ArangoDB - Blind SSRF when Downloading Foxx Service from URL

Low 2.7 Published Updated

A highly-privileged attacker can exploit ArangoDB's Foxx service download feature to perform blind Server-Side Request Forgery against internal localhost services.

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

What is CVE-2021-25939?

CVE-2021-25939 is a low-severity server-side request forgery vulnerability in arangodb, published on 9 Feb 2022. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

In ArangoDB, versions v3.7.0 through v3.9.0-alpha.1 have a feature which allows downloading a Foxx service from a publicly available URL. This feature does not enforce proper filtering of requests performed internally, which can be abused by a highly-privileged attacker to perform blind SSRF and send internal requests to localhost.

Weakness: CWE-918

Which versions are affected by CVE-2021-25939?

It affects 1 product.

Products include Arangodb Arangodb.

How do I fix CVE-2021-25939?

No fix has been published for CVE-2021-25939 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2021-25939 being exploited?

There is no known exploitation of CVE-2021-25939 in the wild and no public exploit code.

Sources

Also known as GHSA-vw3j-xfjf-6rj3.

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