#VU48523 Stack-based buffer overflow

Published: 2020-11-18

Vulnerability identifier: #VU48523

Vulnerability risk: High

CVSSv3: 8.5 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-25159


Exploitation vector: Network

Exploit availability: No

Vulnerable software: 499ES EtherNet/IP (ENIP) Adaptor Source Code
Other software / Other software solutions

Vendor: Real Time Automation


The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote unauthenticated attacker can send a specially crafted packet, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Install updates from vendor's website.

Vulnerable software versions

499ES EtherNet/IP (ENIP) Adaptor Source Code: before 2.28


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