CVE-2012-3566 Denial of service in n/a

Medium 4.3 Published Updated

Remote attackers can cause a browser hang via malicious JavaScript, requiring user interaction to trigger the vulnerability.

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-2012-3566?

CVE-2012-3566 is a medium-severity denial of service vulnerability in Opera Opera Browser, published on 14 Jun 2012. 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

Opera before 12.00 Beta allows user-assisted remote attackers to cause a denial of service (application hang) via JavaScript code that changes a form before submission.

Which versions are affected by CVE-2012-3566?

It affects 1 product.

Products include Opera Opera Browser.

How do I fix CVE-2012-3566?

No fix has been published for CVE-2012-3566 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2012-3566 being exploited?

There is no known exploitation of CVE-2012-3566 in the wild and no public exploit code.

All Opera Opera Browser vulnerabilities

Sources

Also known as GHSA-3v5j-fv58-rhv5.

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