CVE-2019-10900 Denial of service in n/a

High 7.5 Published Updated

An attacker can cause Wireshark to enter an infinite loop via a malicious Rbm file, leading to application denial of service.

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

What is CVE-2019-10900?

CVE-2019-10900 is a high-severity denial of service vulnerability in Fedoraproject Fedora, published on 9 Apr 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Wireshark 3.0.0, the Rbm dissector could go into an infinite loop. This was addressed in epan/dissectors/file-rbm.c by handling unknown object types safely.

Weakness: CWE-835

Which versions are affected by CVE-2019-10900?

It affects 2 products.

Products include Fedoraproject Fedora, Wireshark Wireshark.

How do I fix CVE-2019-10900?

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-2019-10900 being exploited?

There is no known exploitation of CVE-2019-10900 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as GHSA-94rj-cgwh-p385.

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