CVE-2017-8793 Security feature bypass in n/a

High 8.8 Published Updated

Attacker bypasses Same Origin Policy via CORS misconfiguration in Accellion FTA, enabling cross-origin access to sensitive resources.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2017-8793?

CVE-2017-8793 is a high-severity vulnerability in n/a, published on 5 May 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An issue was discovered on Accellion FTA devices before FTA_9_12_180. By sending a POST request to home/seos/courier/web/wmProgressstat.html.php with an attacker domain in the acallow parameter, the device will respond with an Access-Control-Allow-Origin header allowing the attacker to have site access with a bypass of the Same Origin Policy.

Weakness: CWE-346

Which versions are affected by CVE-2017-8793?

It affects 1 product.

Products include Accellion File Transfer Appliance.

How do I fix CVE-2017-8793?

No fix has been published for CVE-2017-8793 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-8793 being exploited?

There is no known exploitation of CVE-2017-8793 in the wild and no public exploit code.

Sources

Also known as GHSA-x9r2-f53m-rgrx.

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