Improper input validation in Horner Automation Cscape Envisionrv
CVE-2021-44462
This vulnerability can be exploited by parsing maliciously crafted project files with Horner Automation Cscape EnvisionRV v4.50.3.1 and prior. The issues result from the lack of proper validation of user-supplied data, which can result in reads and writes past the end of allocated data structures. User interaction is required to exploit this vulnerability as an attacker must trick a valid user to open a malicious HMI project file.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.007 (51.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Horner Automation Cscape Envisionrv — versions unspecified
- Hornerautomation Cscape Envisionrv
Weakness classification (CWE)
References
- www.cisa.gov/uscert/ics/advisories/icsa-21-355-02 (US Government Resource, Patch, Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2021-44462?
- CVE-2021-44462 is a high-severity vulnerability in Horner Automation Cscape Envisionrv, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2022-03-25.
- How severe is CVE-2021-44462?
- High severity. CVSS v3 base score is 7.8 out of 10.