CVE-2019-20197 Command injection in n/a

High 8.8 Published Updated

Authenticated attackers can execute arbitrary OS commands via shell metacharacters in the id parameter of schedulereport.php.

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

What is CVE-2019-20197?

CVE-2019-20197 is a high-severity command injection vulnerability in Nagios Nagios Xi, published on 31 Dec 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In Nagios XI 5.6.9, an authenticated user is able to execute arbitrary OS commands via shell metacharacters in the id parameter to schedulereport.php, in the context of the web-server user account.

Weakness: CWE-78

Which versions are affected by CVE-2019-20197?

It affects 1 product.

Products include Nagios Nagios Xi.

How do I fix CVE-2019-20197?

No fix has been published for CVE-2019-20197 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2019-20197 being exploited?

There is no known exploitation of CVE-2019-20197 in the wild and no public exploit code.

Public exploit code: 2 proofs of concept on GitHub.

All Nagios Nagios Xi vulnerabilities

Sources

Also known as GHSA-4ccv-pj8j-48ph.

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