Authentication Bypass in Modbus Gateway by Vendor
CVE-2019-6533

9.1CRITICAL

Key Information:

Vendor

Ics-cert

Status
Pr100088 Modbus Gateway
Vendor
CVE Published:
5 February 2019

What is CVE-2019-6533?

An authentication bypass vulnerability exists in the PR100088 Modbus gateway, allowing unauthorized access to the web interface. This flaw enables an attacker to read and write Modbus values to registers without needing proper authentication. Users of affected versions prior to Release R02 and Software Version 1.1.13166 are particularly at risk. It is crucial to update devices promptly to mitigate potential exploitation.

Affected Version(s)

PR100088 Modbus gateway All versions prior to Release R02 (or Software Version 1.1.13166)

References

https://ics-cert.us-cert.gov/advisories/ICSA-19-036-05
x_refsource_MISC

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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