CVE-2020-9024: Iteris Vantage Velocity Field Unit 2.3.1 and 2.4.2 devices have world-writable permissions for the /root/clear

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CRITICAL 9.8REMOTEMITIGATE

CVE-2020-9024 is a critical-severity flaw (CVSS 9.8) affecting vantage velocity firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Iteris Vantage Velocity Field Unit 2.3.1 and 2.4.2 devices have world-writable permissions for the /root/cleardata.pl (executed as root by crond) and /root/loadperl.sh (executed as root at boot time) scripts.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.8% (top 21%)
CISA exploited list	No
Weakness	CWE-732
Published	2020-02-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: iteris

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-02-17 04:15 UTCPublished CVE record published
2026-06-17 03:27 UTCUpdated Record last modified

iteris vantage velocity firmware MITIGATE

Affected: 2.3.1 · 2.4.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.3.1

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-9024?

vantage velocity firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-9024 being exploited?

CVE-2020-9024 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-9024 affect?

CVE-2020-9024 affects vantage velocity firmware. Severity is critical (CVSS 9.8). Iteris Vantage Velocity Field Unit 2.3.1 and 2.4.2 devices have world-writable permissions for the /root/cleardata.pl (executed as root by crond) and /root/loadperl.sh (executed as root at boot time) scripts.

How urgent is CVE-2020-9024?

Priority 64/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2020-9025 MEDIUM 6.1 MITIGATE Iteris Vantage Velocity Field Unit 2.4.2 devices have multiple stored XSS issues in all parameters of the Star
CVE-2020-9023 CRITICAL 9.8 MITIGATE Iteris Vantage Velocity Field Unit 2.3.1 and 2.4.2 devices have two users that are not documented and are conf
CVE-2020-9020 CRITICAL 9.8 MITIGATE Iteris Vantage Velocity Field Unit 2.3.1, 2.4.2, and 3.0 devices allow the injection of OS commands into cgi-b

References

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