CVE-2020-10591 Exposure of Sensitive Information to an Unauthorized Actor in Concord

High 7.5 Published Updated

Remote attackers can discover host information, nodes, API metadata, and usernames via unsafe CORS configuration in Concord.

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

What is CVE-2020-10591?

CVE-2020-10591 is a high-severity vulnerability in n/a, published on 15 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in Walmart Labs Concord before 1.44.0. CORS Access-Control-Allow-Origin headers have a potentially unsafe dependency on Origin headers, and are not configurable. This allows remote attackers to discover host information, nodes, API metadata, and references to usernames via api/v1/apikey.

Which versions are affected by CVE-2020-10591?

2 open source packages ship an affected version, including com.walmartlabs.concord:concord-common. It affects 1 product.

PackageAffectedFixed in
com.walmartlabs.concord:concord-common MavenAll versions1.44.0
com.walmartlabs.concord:concord-common MavenAll versions1.44.0

Products include Walmart Concord.

How do I fix CVE-2020-10591?

Upgrade com.walmartlabs.concord:concord-common to 1.44.0 or later.

Is CVE-2020-10591 being exploited?

There is no known exploitation of CVE-2020-10591 in the wild and no public exploit code.

Sources

Also known as GHSA-6566-9526-52v6.

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