Vulnerability · Published Oct 22, 2021 · Assigned by icscert
CVE-2021-42539Emerson WirelessHART Gateway
High 8.0
In plain English
A high-severity missing authentication in WirelessHART Gateway from Emerson. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).
Severity (CVSS 3.1)8.0High
Exploit odds (30 days)0.8%top 43.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
The affected product is vulnerable to a missing permission validation on system backup restore, which could lead to account take over and unapproved settings change.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Emerson | WirelessHART Gateway | 1410 – through 4.7.941410D – through 4.7.941420 – through 4.7.94 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02 x_refsource_CONFIRM