CVE-2015-8400 Security feature bypass in n/a

High 7.4 Published Updated

Remote attackers can bypass HTTPS security controls in Shell In A Box via DNS rebinding attacks using the /plain URL.

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
Available

What is CVE-2015-8400?

CVE-2015-8400 is a high-severity vulnerability in Fedoraproject Fedora, published on 12 Jan 2016. 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

The HTTPS fallback implementation in Shell In A Box (aka shellinabox) before 2.19 makes it easier for remote attackers to conduct DNS rebinding attacks via the "/plain" URL.

Weakness: CWE-254

Which versions are affected by CVE-2015-8400?

It affects 2 products.

Products include Fedoraproject Fedora, Shellinabox Project Shellinabox.

How do I fix CVE-2015-8400?

Upgrade to a fixed version.

Is CVE-2015-8400 being exploited?

There is no known exploitation of CVE-2015-8400 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as DEBIAN-CVE-2015-8400, GHSA-56hv-7v48-w28m, UBUNTU-CVE-2015-8400.

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