A denial-of-service security issue exists within RSLinx® Classic. The security issue stems from improper handling of a malformed packet. A crafted CIP packet can cause the RSLinx® Classic service to crash, requiring a restart of the service to recover
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Tue, 01 Sep 2026 13:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A denial-of-service security issue exists within RSLinx® Classic. The security issue stems from improper handling of a malformed packet. A crafted CIP packet can cause the RSLinx® Classic service to crash, requiring a restart of the service to recover | |
| Title | RSLinx Classic® - Multiple Vulnerabilities | |
| First Time appeared |
Rockwell Automation
Rockwell Automation rslinx Classic |
|
| Weaknesses | CWE-190 | |
| CPEs | cpe:2.3:a:rockwell_automation:rslinx_classic_:v4.50_and_prior:*:*:*:*:*:*:* | |
| Vendors & Products |
Rockwell Automation
Rockwell Automation rslinx Classic |
|
| References |
| |
| Metrics |
cvssV4_0
|
Projects
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Status: PUBLISHED
Assigner: Rockwell
Published:
Updated: 2026-09-01T15:46:15.077Z
Reserved: 2026-05-26T17:18:12.101Z
Link: CVE-2026-9621
No data.
Status : Awaiting Analysis
Published: 2026-09-01T14:17:49.377
Modified: 2026-09-01T20:50:01.960
Link: CVE-2026-9621
No data.
OpenCVE Enrichment
No data.
Weaknesses