Improper Access Control in Sielco PolyEco1000
Sielco PolyEco1000 is vulnerable to an attacker bypassing authorization and accessing resources behind protected pages. The application interface allows users to perform certain actions via HTTP requests without performing any validity checks to verify the requests.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for help- Published
- Oct 26, 2023
- Updated
- Jun 17, 2026
- EPSS
- 0.4% · 36th percentile
- CWE
- CWE-284
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Report tools
Action score
32
Monitor
Low priority for now.
- CVSS
- 32 / 40 · 8.1 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.4%
CISA SSVC decision
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- 8.1
- CNA · icscert
- 7.5
- 0.6 point gap
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| sielco | polyeco500 firmware | cpe:2.3:o:sielco:polyeco500_firmware |
| sielco | polyeco500 | cpe:2.3:h:sielco:polyeco500 |
| sielco | polyeco300 firmware | cpe:2.3:o:sielco:polyeco300_firmware |
| sielco | polyeco300 | cpe:2.3:h:sielco:polyeco300 |
| sielco | polyeco1000 firmware | cpe:2.3:o:sielco:polyeco1000_firmware |
| sielco | polyeco1000 | cpe:2.3:h:sielco:polyeco1000 |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- sielco polyeco1000 firmware1.9.3
- sielco polyeco1000 firmware1.9.4
- sielco polyeco1000 firmware10.19
- sielco polyeco1000 firmware2.0.6
- sielco polyeco300 firmware10.19
- sielco polyeco300 firmware2.0.0
- sielco polyeco300 firmware2.0.2
- sielco polyeco500 firmware1.7.0
- sielco polyeco500 firmware10.16
Versions reported by the vendor
Affected version ranges reported by the assigning authority (icscert). Independent of NVD's CPE analysis and usually ahead of it.
Sielco PolyEco1000
- CPU:2.0.6 FPGA:10.19, CPU:1.9.4 FPGA:10.19, CPU:1.9.3 FPGA:10.19, CPU:1.7.0 FPGA:10.16, CPU:2.0.2 FPGA:10.19, CPU:2.0.0 FPGA:10.19affected
Same product
sielco: all recordsOther highest-scoring records for the same primary product.
- CVE-2023-46665Improper Access Control in Sielco PolyEco100039Monitor
- CVE-2023-5754Improper Restriction of Excessive Authentication Attempts in Sielco PolyEco100039Monitor
- CVE-2023-46661Improper Access Control in Sielco PolyEco100039Monitor
- CVE-2023-0897Session FIxation in Sielco PolyEco100039Monitor
- CVE-2023-46664Improper Access Control in Sielco PolyEco100036Monitor
- CVE-2023-46662Improper Access Control in Sielco PolyEco100030Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
- Gjoko KrsticZero Sciencefinder
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
- CVE-2023-466610 days apartImproper Access Control in Sielco PolyEco100039Monitor
- CVE-2023-466650 days apartImproper Access Control in Sielco PolyEco100039Monitor
- CVE-2023-466640 days apartImproper Access Control in Sielco PolyEco100036Monitor
- CVE-2023-466620 days apartImproper Access Control in Sielco PolyEco100030Monitor
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- A low-privileged account is enough.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- none
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- None
Weakness class (CWE)
CWE-284 · Improper Access ControlCVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Embedding Scripts within ScriptsCAPEC-19likelihood: High · High
- Malicious Logic InsertionCAPEC-441likelihood: Medium · High
- Modification of Windows Service ConfigurationCAPEC-478likelihood: Low · High
- Malicious Root CertificateCAPEC-479likelihood: Low · Low
- Intent SpoofCAPEC-502
- WebView ExposureCAPEC-503
- Data Injected During ConfigurationCAPEC-536likelihood: Low · High
- Incomplete Data Deletion in a Multi-Tenant EnvironmentCAPEC-546likelihood: Low · Medium
ATT&CK techniques
- RootkitT1014
- Obfuscated Files or Information: Embedded PayloadsT1027.009
- Boot or Logon Initialization ScriptsT1037
- Taint shared contentT1080
- Server Software Component: Terminal Services DLLT1505.005
- Pre-OS Boot:BootkitT1542.003
- Create or Modify System ProcessT1543
- Create or Modify System Process: Launch AgentT1543.001
- Create or Modify System Process:Windows ServiceT1543.003
- Create or Modify System Process: Launch DaemonT1543.004
- Event Triggered Execution:Change Default File AssociationT1546.001
- Event Triggered Execution:.bash_profile and .bashrcT1546.004
- Event Triggered Execution: Accessibility FeaturesT1546.008
- Event Triggered Execution: Installer PackagesT1546.016
- Boot or Logon Autostart ExecutionT1547
- Boot or Logon Autostart Execution:Kernel Modules and ExtensionsT1547.006
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.