CVE-2021-31216 Server-side request forgery in n/a

High 8.1 Published Updated

An attacker with access to Siren Investigate can exploit an SSRF flaw in the image proxy to fetch arbitrary external URLs, potentially accessing internal resources.

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

What is CVE-2021-31216?

CVE-2021-31216 is a high-severity server-side request forgery vulnerability in n/a, published on 19 Jul 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Siren Investigate before 11.1.1 contains a server side request forgery (SSRF) defect in the built-in image proxy route (which is enabled by default). An attacker with access to the Investigate installation can specify an arbitrary URL in the parameters of the image proxy route and fetch external URLs as the Investigate process on the host.

Weakness: CWE-918

Which versions are affected by CVE-2021-31216?

It affects 1 product.

Products include Siren Investigate.

How do I fix CVE-2021-31216?

No fix has been published for CVE-2021-31216 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-2021-31216 being exploited?

There is no known exploitation of CVE-2021-31216 in the wild and no public exploit code.

Sources

Also known as GHSA-2mjf-pm92-fg8h.

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