VULNERABILITY INTELLIGENCE

CVE-2021-22641

CVSS score7.8 HIGH

EPSS probability2.15%

CISA KEVNot currently listed

Published2021-01-27

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

A heap-based buffer overflow issue has been identified in the way the application processes project files, allowing an attacker to craft a special project file that may allow arbitrary code execution on the Tellus Lite V-Simulator and V-Server Lite (versions prior to 4.0.10.0).

Weakness classification

ics-cert@hq.dhs.gov: CWE-122
nvd@nist.gov: CWE-787

Primary references

ics-cert@hq.dhs.gov — Third Party Advisory, US Government Resource
ics-cert@hq.dhs.gov — Exploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory, VDB Entry