Vulnerability · Published Dec 29, 2020 · Assigned by tenable

CVE-2020-5806

Medium 5.5

In plain English

A medium-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 4.8% (higher than 92% of all known vulnerabilities).

Severity (CVSS NVD)5.5Medium

Exploit odds (30 days)4.8%top 8.0% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

An attacker-controlled memory allocation size can be passed to the C++ new operator in the CServerManager::HandleBrowseLoadIconStreamRequest in messaging.dll. This can be done by sending a specially crafted message to 127.0.0.1:7153. 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