Vulnerability · Published Jan 28, 2022 · Assigned by icscert
CVE-2021-26264Emerson DeltaV Missing Authentication for Critical Function
Medium 6.1
In plain English
A medium-severity missing authentication in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)0.2%top 91.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A specially crafted script could cause the DeltaV Distributed Control System Controllers (All Versions) to restart and cause a denial-of-service condition.
Affected products (as reported)
Weakness: CWE-306 · Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
References
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-04 x_refsource_MISC