CVE-2023-29154: SQL injection vulnerability exists in the CONPROSYS HMI System (CHS) versions prior to 3.5.3

Q: How do I fix CVE-2023-29154?

conprosys hmi system: upgrade to 3.5.3. Exact commands for each OS are on this page.

Q: Is CVE-2023-29154 being exploited?

CVE-2023-29154 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-2023-29154 affect?

CVE-2023-29154 affects conprosys hmi system. Severity is high (CVSS 7.2). SQL injection vulnerability exists in the CONPROSYS HMI System (CHS) versions prior to 3.5.3. A user who can access the affected product with an administrative privilege may execute an arbitrary SQL command via specially crafted input to th

Q: How urgent is CVE-2023-29154?

Priority 50/100. High severity; EPSS top 1%: very likely to be exploited

This week

HIGH 7.2UPGRADE

CVE-2023-29154 is a high-severity flaw (CVSS 7.2) affecting conprosys hmi system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability exists in the CONPROSYS HMI System (CHS) versions prior to 3.5.3. A user who can access the affected product with an administrative privilege may execute an arbitrary SQL command via specially crafted input to the query setting page.

Why this priority

High severity
EPSS top 1%: very likely to be exploited

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	41.4% (top 1%)
CISA exploited list	No
Weakness	CWE-89
Published	2023-06-01
Last modified	2026-10-28

Publisher (CNA): JPCERT/CC · Vendor: contec

Last updated 2026-10-28 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-06-01 02:15 UTCPublished CVE record published
2026-10-28 19:10 UTCUpdated Record last modified

contec conprosys hmi system UPGRADE

Affected: < 3.5.3

Fixed in: 3.5.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy conprosys-hmi-system || rpm -q conprosys-hmi-system || conprosys-hmi-system --version

2. UPGRADE to 3.5.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade conprosys-hmi-system

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade conprosys-hmi-system

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-2023-29154?

conprosys hmi system: upgrade to 3.5.3. Exact commands for each OS are on this page.

Is CVE-2023-29154 being exploited?

CVE-2023-29154 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-2023-29154 affect?

CVE-2023-29154 affects conprosys hmi system. Severity is high (CVSS 7.2). SQL injection vulnerability exists in the CONPROSYS HMI System (CHS) versions prior to 3.5.3. A user who can access the affected product with an administrative privilege may execute an arbitrary SQL command via specially crafted input to th

How urgent is CVE-2023-29154?

Priority 50/100. High severity; EPSS top 1%: very likely to be exploited

Related CVEs

CVE-2025-34081 HIGH 7.5 UPGRADE The Contec Co.,Ltd
CVE-2025-34080 MEDIUM 6.1 UPGRADE The Contec Co.,Ltd

References

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