CVE-2020-5802

high · 7.5

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 RSLinxNG.exe. Observed in FactoryTalk 6.11. All versions of FactoryTalk Linx are affected.

7.5

CVSS

38.8%

EPSS (exploit prob.)

99th

EPSS percentile

2020-12-29

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CWE-770

Affected products

Vendor	Product	Affected versions
rockwellautomation	factorytalk_linx	<= 6.11

Check a specific version with /api/v1/cve/match.

References

https://www.tenable.com/security/research/tra-2020-71
https://www.tenable.com/security/research/tra-2020-71

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2020-5802