CVE-2018-14829
This vulnerability may allow a remote threat actor to intentionally send a malformed CIP packet to Port 44818, causing the software application to stop responding and crash.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 16.1%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. This vulnerability may allow a remote threat actor to intentionally send a malformed CIP packet to Port 44818, causing the software application to stop responding and crash. This vulnerability also has the potential to exploit a buffer overflow condition, which may allow the threat actor to remotely execute arbitrary code.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 16.09% probability · 97th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-121, CWE-119
- Affected
- rockwellautomation/rslinx
- Source
- ics-cert@hq.dhs.gov
EPSS moved from 14.6% on 21 September 2026 to 16.1% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
References
- https://ics-cert.us-cert.gov/advisories/ICSA-18-263-02Third Party Advisory, US Government Resource
- https://www.tenable.com/security/research/tra-2018-26Exploit, Third Party Advisory
- https://ics-cert.us-cert.gov/advisories/ICSA-18-263-02Third Party Advisory, US Government Resource
- https://www.tenable.com/security/research/tra-2018-26Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.