PT-2020-2556 · Beckhoff · Beckhoff Ethernet Tcp/Ip Bus Coupler Bk9000

Martin Menschner · Published 2020-03-09 · Updated 2020-03-16 · CVE-2020-9464

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions BECKHOFF Ethernet TCP/IP Bus Coupler BK9000 (affected versions not specified)

Description A Denial-of-Service issue exists, related to an uncontrolled consumption of resources. Exploitation of this issue may allow a remote attacker to cause a denial of service. After an attack, the device's functionality can be restored by rebooting.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

BDU:2020-02585

CVE-2020-9464

Affected Products

Beckhoff Ethernet Tcp/Ip Bus Coupler Bk9000

References · 4

• https://bdu.fstec.ru/vul/2020-02585 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-9464 · Security Note
• https://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2020-001.pdf · Note
• https://cert.vde.com/en-us/advisories/vde-2020-005 · Note