Vulnerability · Published May 20, 2021 · Assigned by icscert
CVE-2021-27459
Critical 9.8
In plain English
A critical-severity unrestricted file upload in Emerson Rosemount X-STREAM Gas Analyzer. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 78% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.8%top 22.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer. The webserver of the affected products allows unvalidated files to be uploaded, which an attacker could utilize to execute arbitrary code.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Emerson Rosemount X-STREAM Gas Analyzer | X-STREAM enhanced XEGP – all revisions, X-STREAM enhanced XEGK – all revisions, X-STREAM enhanced XEFD – all revisions, X-STREAM enhanced XEXF – all revisions |
Weakness: CWE-434
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-138-01 x_refsource_MISC