Home/CVE/Embedded malicious code vulnerability in Vision1210, in the build 5 of operating system version 4.3, which could allow a
CVE

CVE-2023-2003

Embedded malicious code vulnerability in Vision1210, in the build 5 of operating system version 4.3, which could allow a

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.

CRITICAL · CVSS 9.1 EPSS 0.00366
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules10 YARA rules0
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Threat Actors Linked

1
actorCyberAv3ngers (IRGC-CEC)
⬡

Weakness Classification

CWE-506Embedded Malicious Code
▤

Affected Products & Versions

1
unitronics vision1210 firmwareall versions
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Sigma Hunt Rules

10
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
relatedcriticalAntivirus Password Dumper Detection
relatedcriticalHacktool Execution - Imphash
relatedcriticalHackTool - Rubeus Execution
relatedcriticalPotential Credential Dumping Via LSASS Process Clone
relatedcriticalWCE wceaux.dll Access
relatedcriticalHackTool - Dumpert Process Dumper Default File
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Scoring & Timeline

9.1
CRITICAL · CVSS v3.1 · cve-coordination@incibe.es
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Jul 2023 · 12:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.hackplayers.com/2023/07/vulnerabilidad-vision1210-unitronics.htmlThird Party Advisory
https://www.incibe.es/en/incibe-cert/notices/aviso-sci/embedded-malicious-code-vulnerability-unitronics-vision1210Third Party Advisory
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