How severe is CVE-2023-28004?

CVE-2023-28004 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-28004 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-28004?

CVE-2023-28004 affects Schneider-electric Powerlogic Hdpm6000 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-28004?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-28004 published?

CVE-2023-28004 was published on 2023-04-18 and last updated on 2026-06-17.

CVE-2023-28004

CVE-2023-28004 is a critical-severity vulnerability in Schneider-electric Powerlogic Hdpm6000 Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-129.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-129
Affected product: Schneider-electric Powerlogic Hdpm6000 Firmware
Published: 2023-04-18
Last modified: 2026-06-17

Description

A CWE-129: Improper validation of an array index vulnerability exists where a specially crafted Ethernet request could result in denial of service or remote code execution.

Frequently asked questions

What is CVE-2023-28004?: A CWE-129: Improper validation of an array index vulnerability exists where a specially crafted Ethernet request could result in denial of service or remote code execution.
How severe is CVE-2023-28004?: CVE-2023-28004 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-28004 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-28004?: CVE-2023-28004 affects Schneider-electric Powerlogic Hdpm6000 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-28004?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-28004 published?: CVE-2023-28004 was published on 2023-04-18 and last updated on 2026-06-17.

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-073-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-073-02.pdf

Affected products (1)

cpe:2.3:o:schneider-electric:powerlogic_hdpm6000_firmware:*:*:*:*:*:*:*:*

Other CWE-129 (Improper Validation of Array Index) vulnerabilities

CVE-2020-27485 — Critical (CVSS 9.9): Garmin Forerunner 235 before 8.20 is affected by: Array index error. The component is: ConnectIQ TVM. The attack vector…
CVE-2020-27483 — Critical (CVSS 9.9): Garmin Forerunner 235 before 8.20 is affected by: Array index error. The component is: ConnectIQ TVM. The attack vector…
CVE-2026-21413 — Critical (CVSS 9.8): A heap-based buffer overflow vulnerability exists in the lossless_jpeg_load_raw functionality of LibRaw Commit 0b56545…
CVE-2025-27034 — Critical (CVSS 9.8): Memory corruption while selecting the PLMN from SOR failed list.
CVE-2025-3357 — Critical (CVSS 9.8): IBM Tivoli Monitoring 6.3.0.7 through 6.3.0.7 Service Pack 19 could allow a remote attacker to execute arbitrary code…
CVE-2024-45569 — Critical (CVSS 9.8): Memory corruption while parsing the ML IE due to invalid frame content.

Browse all CWE-129 (Improper Validation of Array Index) vulnerabilities →