CVE-2007-0086 Denial of service in n/a

High 7.8 Published Updated

Remote attackers can cause denial of service via bandwidth consumption using crafted Range headers, requiring specific TCP window size configurations.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2007-0086?

CVE-2007-0086 is a high-severity denial of service vulnerability in Apache Http Server, published on 5 Jan 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Apache HTTP Server, when accessed through a TCP connection with a large window size, allows remote attackers to cause a denial of service (network bandwidth consumption) via a Range header that specifies multiple copies of the same fragment. NOTE: the severity of this issue has been disputed by third parties, who state that the large window size required by the attack is not normally supported or configured by the server, or that a DDoS-style attack would accomplish the same goal

Weakness: CWE-400

Which versions are affected by CVE-2007-0086?

It affects 1 product.

Products include Apache Http Server.

How do I fix CVE-2007-0086?

Apply the vendor's patch.

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-2007-0086 being exploited?

There is no known exploitation of CVE-2007-0086 in the wild and no public exploit code.

All Apache Http Server vulnerabilities

Sources

Also known as DEBIAN-CVE-2007-0086, GHSA-vfvv-gfh6-h8qc, MINI-w9wj-rv34-9p82, ROOT-OS-DEBIAN-12-CVE-2007-0086.

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