What is CVE-2020-5802?

CVE-2020-5802 is a high-severity vulnerability in Rockwellautomation Factorytalk_linx, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2020-12-29.

How severe is CVE-2020-5802?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Rockwellautomation Factorytalk_linx

CVE-2020-5802

An attacker-controlled memory allocation size can be passed to the C++ new operator in RnaDaSvr.dll by sending a specially crafted ConfigureItems message to TCP port 4241. This will cause an unhandled exception, resulting in termination of…

EPSS: 0.388 (98.4th percentile) — read the EPSS interpretation.

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.

Affected products

Rockwellautomation Factorytalk_linx
N/a Rockwell Factorytalk Linx — versions All versions of FactoryTalk Linx

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

vulnreport@tenable.com (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2020-5802?: CVE-2020-5802 is a high-severity vulnerability in Rockwellautomation Factorytalk_linx, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2020-12-29.
How severe is CVE-2020-5802?: High severity. CVSS v3 base score is 7.5 out of 10.