#VU21330 Access of uninitialized pointer in Arena

Published: 2019-09-25 | Updated: 2019-10-30

Vulnerability identifier: #VU21330

Vulnerability risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-13527


Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Server applications / Virtualization software

Vendor: Rockwell Automation


The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to the affected software accesses or uses a pointer that has not been initialized. A remote attacker can trick a victim to open a specially crafted Arena file, which results in the use of a pointer that has not been initialized and execute arbitrary code on the target system.

Install updates from vendor's website.

Vulnerable software versions

Arena: 14.50.00 - 16.00.00

External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

Latest bulletins with this vulnerability