CVE-2021-29357 Server-side request forgery in n/a

High 8.6 Published Updated

Attackers can exploit the ECT Provider to make arbitrary outbound HTTP requests, potentially accessing internal resources or bypassing network restrictions.

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-2021-29357?

CVE-2021-29357 is a high-severity server-side request forgery vulnerability in n/a, published on 12 Apr 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The ECT Provider component in OutSystems Platform Server 10 before 10.0.1104.0 and 11 before 11.9.0 (and LifeTime management console before 11.7.0) allows SSRF for arbitrary outbound HTTP requests.

Weakness: CWE-918

Which versions are affected by CVE-2021-29357?

It affects 3 products.

Products include Outsystems Lifetime Management Console, Outsystems Outsystems, Outsystems Platform Server.

How do I fix CVE-2021-29357?

No fix has been published for CVE-2021-29357 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-2021-29357 being exploited?

There is no known exploitation of CVE-2021-29357 in the wild and no public exploit code.

Sources

Also known as GHSA-x4mr-7jcx-v2x6.

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