CVE-2018-14821

Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. This vulnerability may allow a remote, unauthenticated threat actor to intentionally send a malformed CIP packet to Port 44818, causing the RSLinx Classic application to terminate. The user will need to manually restart the software to regain functionality.

Affected

Rockwell Automation · RSLinx Classic

CVSS v3.0 NVD

7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS

4.50% chance of exploitation in the next 30 days, 91st percentile

Published

2018-09-20

Updated

2024-09-17

Exploit collections (1)

• RockwellAutomation/RSLinx/cve_2018_14821_heap_overflow.pytenable/poc

Security advisories

• https://ics-cert.us-cert.gov/advisories/ICSA-18-263-02
• https://www.tenable.com/security/research/tra-2018-26

References

• CVE Record
• NVD entry