Vulnerability · Published Mar 9, 2023 · Assigned by icscert

CVE-2023-0621CVE-2023-0621

High 7.8

In plain English

A high-severity out-of-bounds read in Cscape Envision RV from Horner Automation. 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 14% of all known vulnerabilities).

Severity (CVSS 3.1)7.8High

Exploit odds (30 days)0.2%top 85.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Cscape Envision RV version 4.60 is vulnerable to an out-of-bounds read vulnerability when parsing project (i.e. HMI) files. The product lacks proper validation of user-supplied data, which could result in reads past the end of allocated data structures. An attacker could leverage these vulnerabilities to execute arbitrary code in the context of the current process.

Affected products (as reported)

Vendor	Product	Versions
Horner Automation	Cscape Envision RV	4.60

Weakness: CWE-125 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-040-04