CVE-2023-2003 — Embedded malicious code vulnerability in Vision1210, in the build 5 of operating

Embedded malicious code vulnerability in Vision1210, in the build 5 of operating system version 4.3, which could allow a remote attacker to store base64-encoded malicious code in the device's data tables via the PCOM protocol, which can then be retrieved by a client and exec

01What is this vulnerability?

Embedded malicious code vulnerability in Vision1210, in the build 5 of operating system version 4.3, which could allow a remote attacker to store base64-encoded malicious code in the device's data tables via the PCOM protocol, which can then be retrieved by a client and executed on the device.

02Affected products

Vendor	Product	Versions
Unitronics	Vision1210	4.3, build 5

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: 2023-07-13T11:25:03.096Z
• Last modified: 2024-10-30T16:04:09.807Z

09References

• www.incibe.es — https://www.incibe.es/en/incibe-cert/notices/aviso-sci/embedded-malicious-code-v…
• www.hackplayers.com — https://www.hackplayers.com/2023/07/vulnerabilidad-vision1210-unitronics.html