CVE-2010-1991 Denial of service in n/a

Medium 5.0 Published Updated

Remote attackers can cause denial of service by launching excessive mail applications via crafted HTML with many mailto IFRAMEs in Internet Explorer.

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-2010-1991?

CVE-2010-1991 is a medium-severity denial of service vulnerability in Microsoft Ie, published on 20 May 2010. 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

Microsoft Internet Explorer 6.0.2900.2180, 7, and 8.0.7600.16385 executes a mail application in situations where an IFRAME element has a mailto: URL in its SRC attribute, which allows remote attackers to cause a denial of service (excessive application launches) via an HTML document with many IFRAME elements.

Weakness: CWE-399

Which versions are affected by CVE-2010-1991?

It affects 2 products.

Products include Microsoft Ie, Microsoft Internet Explorer.

How do I fix CVE-2010-1991?

No fix has been published for CVE-2010-1991 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-2010-1991 being exploited?

There is no known exploitation of CVE-2010-1991 in the wild and no public exploit code.

All Microsoft Ie vulnerabilities

Sources

Also known as GHSA-55mp-fxfv-hr5j.

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