CVE-2014-6363 Memory corruption in n/a

Critical 9.3 Published Updated

Remote attackers can execute arbitrary code or cause denial of service via a crafted website exploiting memory corruption in VBScript.

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-2014-6363?

CVE-2014-6363 is a critical memory corruption vulnerability in Microsoft Internet Explorer, published on 11 Dec 2014. 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

vbscript.dll in Microsoft VBScript 5.6 through 5.8, as used with Internet Explorer 6 through 11 and other products, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "VBScript Memory Corruption Vulnerability."

Weakness: CWE-399

Which versions are affected by CVE-2014-6363?

It affects 2 products.

Products include Microsoft Internet Explorer, Microsoft Vbscript.

How do I fix CVE-2014-6363?

No fix has been published for CVE-2014-6363 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-2014-6363 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2014-6363 exists.

Public exploit code: 1 Exploit-DB entry.

All Microsoft Internet Explorer vulnerabilities

Sources

Also known as GHSA-rvqq-gvgx-253h.

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