CVE-2010-1766 Memory corruption in n/a

High 7.5 Published Updated

Remote attackers can cause denial of service or potential code execution in WebKit-based browsers via a malformed WebSocket handshake header.

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-2010-1766?

CVE-2010-1766 is a high-severity memory corruption vulnerability in n/a, published on 22 Jul 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

Off-by-one error in the WebSocketHandshake::readServerHandshake function in websockets/WebSocketHandshake.cpp in WebCore in WebKit before r56380, as used in Qt and other products, allows remote websockets servers to cause a denial of service (memory corruption) or possibly have unspecified other impact via an upgrade header that is long and invalid.

Weakness: CWE-189

Which versions are affected by CVE-2010-1766?

It affects 2 products.

Products include Digia Qt, Webkit Webkit.

How do I fix CVE-2010-1766?

No fix has been published for CVE-2010-1766 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2010-1766 being exploited?

There is no known exploitation of CVE-2010-1766 in the wild and no public exploit code.

Sources

Also known as GHSA-6mww-pvfg-4qx6.

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