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CVE-2023-46663

23
FAUCET Score

CVE-2023-46663 is a high-severity authorization bypass vulnerability affecting Sielco PolyEco1000, PolyEco300, and PolyEco500 devices and their firmware. An attacker can exploit this flaw by sending unvalidated HTTP requests to access protected resources, leading to high confidentiality and integrity impacts. While the CVSS score is 8.1, there is currently no public exploit code, active exploitation, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.7.0CPE matchmatch criteria
cpe:2.3:o:sielco:polyeco500_firmware:1.7.0:*:*:*:cpu:*:*:*
10.16CPE matchmatch criteria
cpe:2.3:o:sielco:polyeco500_firmware:10.16:*:*:*:fpga:*:*:*
2.0.0CPE matchmatch criteria
cpe:2.3:o:sielco:polyeco300_firmware:2.0.0:*:*:*:cpu:*:*:*
2.0.2CPE matchmatch criteria
cpe:2.3:o:sielco:polyeco300_firmware:2.0.2:*:*:*:cpu:*:*:*
10.19CPE matchmatch criteria
cpe:2.3:o:sielco:polyeco300_firmware:10.19:*:*:*:fpga:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.44%
Probability of exploitation in next 30 days
EPSS Percentile
36.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0044 is in the 24th percentile among its peer group of 17,823 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

cisa.gov / news-events/ics-advisories/icsa-23-299-07
Third Party AdvisoryUS Government Resource