CVE-2019-11819 Alkacon OpenCMS CSV Injection via New User module

High 7.8 Published Updated

Attackers can inject malicious formulas into user profile fields, potentially leading to code execution when exported to Excel.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2019-11819?

CVE-2019-11819 is a high-severity vulnerability in n/a, published on 8 May 2019. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Alkacon OpenCMS v10.5.4 and before is affected by CSV (aka Excel Macro) Injection in the module New User (/opencms/system/workplace/admin/accounts/user_new.jsp) via the First Name or Last Name.

Weakness: CWE-1236

Which versions are affected by CVE-2019-11819?

2 open source packages ship an affected version, including org.opencms:opencms-core. It affects 1 product.

PackageAffectedFixed in
org.opencms:opencms-core MavenAll versions11.0.0
org.opencms:opencms-core MavenAll versions11.0.0

Products include Alkacon Opencms.

How do I fix CVE-2019-11819?

Upgrade org.opencms:opencms-core to 11.0.0 or later.

Is CVE-2019-11819 being exploited?

There is no known exploitation of CVE-2019-11819 in the wild and no public exploit code.

Sources

Also known as GHSA-q693-v7qf-p4xj.

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