Buffer overflow in Rockwellautomation Rslinx

CVE-2020-13573

A denial-of-service vulnerability exists in the Ethernet/IP server functionality of Rockwell Automation RSLinx Classic 2.57.00.14 CPR 9 SR 3. A specially crafted network request can lead to a denial of service. An attacker can send a sequence of malicious packets to trigger this vulnerability.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.041 (90.8th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-13573: rose from 0.034 to 0.041.

EPSS over last 30 days · oldest: 0.034 · newest: 0.041 · change: +0.007

Affected products

  • Rockwellautomation Rslinx — versions 2.57.00.14
  • Rockwell Automation — versions Rockwell Automation RSLinx Classic 2.57.00.14 CPR 9 SR 3

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-13573?
CVE-2020-13573 is a high-severity vulnerability in Rockwellautomation Rslinx, classified under CWE-823. CVSS score: 7.5/10. Published 2021-01-07.
How severe is CVE-2020-13573?
High severity. CVSS v3 base score is 7.5 out of 10.