CVE-2022-45699 — Command injection in the administration interface in APSystems ECU-R version 520

Command injection in the administration interface in APSystems ECU-R version 5203 allows a remote unauthenticated attacker to execute arbitrary commands as root using the timezone parameter.

01What is this vulnerability?

Command injection in the administration interface in APSystems ECU-R version 5203 allows a remote unauthenticated attacker to execute arbitrary commands as root using the timezone parameter.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-02-10T00:00:00.000Z
• Last modified: 2025-06-17T05:15:32.535Z

09References

• www.youtube.com — https://www.youtube.com/watch?v=YNeeaDPJOBY
• github.com — https://github.com/0xst4n/APSystems-ECU-R-RCE-Timezone
• web.archive.org — https://web.archive.org/web/20230626075954/https://github.com/0xst4n/APSystems-E…