CVE-2021-23136 Missing authorization in Command Centre

Medium 6.5 Published Updated

Unprivileged operators can perform macro overrides in Gallagher Command Centre Server due to improper authorization checks.

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-2021-23136?

CVE-2021-23136 is a medium-severity missing authorization vulnerability in Gallagher Command Centre, published on 11 Jun 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Improper Authorization vulnerability in Gallagher Command Centre Server allows macro overrides to be performed by an unprivileged Command Centre Operator. This issue affects: Gallagher Command Centre 8.40 versions prior to 8.40.1888 (MR3); 8.30 versions prior to 8.30.1359 (MR3); 8.20 versions prior to 8.20.1259 (MR5); version 8.10 and prior versions.

Weakness: CWE-285

Which versions are affected by CVE-2021-23136?

It affects 1 product.

Products include Gallagher Command Centre.

How do I fix CVE-2021-23136?

No fix has been published for CVE-2021-23136 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-23136 being exploited?

There is no known exploitation of CVE-2021-23136 in the wild and no public exploit code.

Sources

Also known as GHSA-gppj-jgfq-6wcp.

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