CVE-2011-4881 Null dereference in n/a

Medium 5.0 Published Updated

Remote attackers can cause a denial of service via a crafted HTTP request due to improper return value checks in the web server.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2011-4881?

CVE-2011-4881 is a medium-severity vulnerability in n/a, published on 13 Apr 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The web server in Certec atvise webMI2ADS (aka webMI) before 2.0.2 does not properly check return values from functions, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted HTTP request.

Which versions are affected by CVE-2011-4881?

It affects 1 product.

Products include Atvise Webmi2ads.

How do I fix CVE-2011-4881?

No fix has been published for CVE-2011-4881 yet. Limit exposure of the affected software until one is available.

Is CVE-2011-4881 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2011-4881 exists.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-fhp7-8ch6-gj93.

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