Vulnerability · Published Oct 22, 2021 · Assigned by icscert

CVE-2021-42534Trane Building Automation Controllers Cross-site Scripting

Medium 6.3

In plain English

A medium-severity cross-site scripting in Tracer SC from Trane. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 49% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.6%top 50.8% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

The affected product’s web application does not properly neutralize the input during webpage generation, which could allow an attacker to inject code in the input forms.

Affected products (as reported)

Vendor	Product	Versions
Trane	Tracer SC	All – through 3.8

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

References

https://us-cert.cisa.gov/ics/advisories/icsa-21-292-02 x_refsource_CONFIRM