Read the docs
TI-2023-12566 Aliases CVE-2023-27976GHSA-p5fw-f837-j4p4

Exposure of resource to wrong sphere in Schneider Electric EcoStruxure Control Expert

Priority MEDIUM 42CWE-668Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

A CWE-668: Exposure of Resource to Wrong Sphere vulnerability exists that could cause remote code execution when a valid user visits a malicious link provided through the web endpoints. Affected Products: EcoStruxure Control Expert (V15.1 and above)

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00845 58th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Schneider ElectricEcoStruxure Control ExpertV15.1 and above—No fix listedCNA
  • EcoStruxure Control Expert VendorSchneider Electric Affected V15.1 and above Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:schneider-electric:ecostruxure_control_expert:*:*:*:*:*:*:*:*15.1VulnerableSchneider Electric
  • cpe:2.3:a:schneider-electric:ecostruxure_control_expert:*:*:*:*:*:*:*:* Versions 15.1 Vulnerable ·Schneider Electric

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-27976
  2. 2026-10-03 Alias added: GHSA-p5fw-f837-j4p4

References

  • TI-2021-05677 Path traversal in Schneider Electric EcoStruxure Control Expert CVSS 3.1HIGH 7.8
  • TI-2022-09848 A heap-based buffer overflow exists in XML Decompression DecodeTreeBlock in AT&T Labs… CVSS 3.1CRITICAL 9.8
  • TI-2021-05659 Authentication bypass by spoofing in EcoStruxure Control Expert , EcoStruxure Control… CVSS 3.1CRITICAL 9.1
  • TI-2020-17142 Missing brute-force protection in PLC Simulator on EcoStruxureª Control Expert CVSS 3.1CRITICAL 9.8
  • TI-2022-22597 Authentication bypass by capture-replay in Schneider Electric EcoStruxure Control Expert CVSS 3.1CRITICAL 9.8
  • TI-2022-22596 Improper check for unusual conditions in Schneider Electric EcoStruxure Control Expert CVSS 3.1CRITICAL 9.8
See all 25 →

Sources