PT-2019-9708 · Rockwell Automation · Compactlogix+1

Published 2019-03-27 · Updated 2019-10-09 · CVE-2018-19016

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 Rockwell Automation EtherNet/IP Web Server Modules 1756-EWEB (includes 1756-EWEBK) versions 5.001 and earlier Rockwell Automation CompactLogix 1768-EWEB versions 2.005 and earlier

Description A remote attacker could send a crafted UDP packet to the SNMP service, causing a denial-of-service condition to occur until the affected product is restarted.

Recommendations For Rockwell Automation EtherNet/IP Web Server Modules 1756-EWEB (includes 1756-EWEBK) versions 5.001 and earlier, update to a version later than 5.001 to resolve the issue. For Rockwell Automation CompactLogix 1768-EWEB versions 2.005 and earlier, update to a version later than 2.005 to resolve the issue. As a temporary workaround, consider restricting access to the SNMP service until a patch is available.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2018-19016

Affected Products

Compactlogix

Ethernet/Ip Web Server Modules

References · 3

• https://osv.dev/vulnerability/CVE-2018-19016 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-19016 · Security Note
• https://ics-cert.us-cert.gov/advisories/ICSA-19-036-02 · Note