THREATPORT/VULNERABILITY/CVE-2018-19016
HIGH SEVERITY

CVE-2018-19016

Ethernet\/Ip Web Server Module 1756 Eweb vulnerability

CVSS
7.5
EPSS
3.2%
EPSS pct
87th
Exploited
No known
Rockwell Automation EtherNet/IP Web Server Modules 1756-EWEB (includes 1756-EWEBK) Version 5.001 and earlier, and CompactLogix 1768-EWEB Version 2.005 and earlier. 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.
Affected vendor
Rockwellautomation
Affected product
Ethernet\/Ip Web Server Module 1756 Eweb
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2019-03-27

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 3.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2018-19016

  • Confirm whether Rockwellautomation Ethernet\/Ip Web Server Module 1756 Eweb is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-19016.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-19016

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-19016 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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