CVE-2021-33025: xArrow SCADA versions 7.2 and prior permits unvalidated registry keys to be run with application-level privile

Q: How do I fix CVE-2021-33025?

xarrow: upgrade to newer than 7.2. Exact commands for each OS are on this page.

Q: Is CVE-2021-33025 being exploited?

CVE-2021-33025 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-33025 affect?

CVE-2021-33025 affects xarrow. Severity is medium (CVSS 5.6). xArrow SCADA versions 7.2 and prior permits unvalidated registry keys to be run with application-level privileges.

Q: How urgent is CVE-2021-33025?

Priority 24/100. No elevated risk signals yet.

Routine

MEDIUM 5.6UPGRADE

CVE-2021-33025 is a medium-severity flaw (CVSS 5.6) affecting xarrow. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

xArrow SCADA versions 7.2 and prior permits unvalidated registry keys to be run with application-level privileges.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.6 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.3% (top 82%)
CISA exploited list	No
Weakness	CWE-79, CWE-20
Published	2022-05-16
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: xarrow

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

Am I affected?

Timeline

2022-05-16 18:15 UTCPublished CVE record published
2026-06-17 03:54 UTCUpdated Record last modified

xarrow xarrow UPGRADE

Affected: <= 7.2

Fixed in: newer than 7.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy xarrow || rpm -q xarrow || xarrow --version

2. UPGRADE to newer than 7.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade xarrow

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade xarrow

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2021-33025?

xarrow: upgrade to newer than 7.2. Exact commands for each OS are on this page.

Is CVE-2021-33025 being exploited?

CVE-2021-33025 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-2021-33025 affect?

CVE-2021-33025 affects xarrow. Severity is medium (CVSS 5.6). xArrow SCADA versions 7.2 and prior permits unvalidated registry keys to be run with application-level privileges.

How urgent is CVE-2021-33025?

Priority 24/100. No elevated risk signals yet.

Related CVEs

CVE-2021-33021 MEDIUM 6.1 UPGRADE xArrow SCADA versions 7.2 and prior is vulnerable to cross-site scripting due to parameter ‘edate’ of the reso
CVE-2021-33001 MEDIUM 6.1 UPGRADE xArrow SCADA versions 7.2 and prior is vulnerable to cross-site scripting due to parameter ‘bdate’ of the reso

References

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