Vulnerability · Published Dec 29, 2020 · Assigned by tenable

CVE-2020-5801

High 7.5

In plain English

A high-severity security flaw in Rockwell FactoryTalk Linx. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 29.7% (higher than 98% of all known vulnerabilities).

Severity (CVSS NVD)7.5High

Exploit odds (30 days)29.7%top 1.8% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

An attacker can craft and send an OpenNamespace message to port 4241 with valid session-id that triggers an unhandled exception in CFTLDManager::HandleRequest function in RnaDaSvr.dll, resulting in process termination. Observed in FactoryTalk Linx 6.11. All versions of FactoryTalk Linx are affected.

Affected products (as reported)

Vendor	Product	Versions
n/a	Rockwell FactoryTalk Linx	All versions of FactoryTalk Linx

References

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