How severe is CVE-2023-0103?

CVE-2023-0103 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-0103 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0103?

CVE-2023-0103 affects Ls-electric Xbc-dn32u Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-0103?

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

When was CVE-2023-0103 published?

CVE-2023-0103 was published on 2023-02-15 and last updated on 2026-06-17.

CVE-2023-0103

CVE-2023-0103 is a high-severity vulnerability in Ls-electric Xbc-dn32u Firmware with a CVSS 3.x base score of 7.5. 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-788.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-788
Affected product: Ls-electric Xbc-dn32u Firmware
Published: 2023-02-15
Last modified: 2026-06-17

Description

If an attacker were to access memory locations of LS ELECTRIC XBC-DN32U with operating system version 01.80 that are outside of the communication buffer, the device stops operating. This could allow an attacker to cause a denial-of-service condition.

Frequently asked questions

What is CVE-2023-0103?: If an attacker were to access memory locations of LS ELECTRIC XBC-DN32U with operating system version 01.80 that are outside of the communication buffer, the device stops operating. This could allow an attacker to cause a denial-of-service condition.
How severe is CVE-2023-0103?: CVE-2023-0103 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-0103 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0103?: CVE-2023-0103 affects Ls-electric Xbc-dn32u Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0103?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-0103 published?: CVE-2023-0103 was published on 2023-02-15 and last updated on 2026-06-17.

References

https://www.cisa.gov/uscert/ics/advisories/icsa-23-040-02

Affected products (1)

cpe:2.3:o:ls-electric:xbc-dn32u_firmware:01.80:*:*:*:*:*:*:*

More vulnerabilities in Ls-electric Xbc-dn32u Firmware

CVE-2023-22807 — Critical (CVSS 9.8): LS ELECTRIC XBC-DN32U with operating system version 01.80 does not properly control access to the PLC over its internal…
CVE-2023-22804 — Critical (CVSS 9.1): LS ELECTRIC XBC-DN32U with operating system version 01.80 is missing authentication to create users on the PLC. This…
CVE-2023-0102 — Critical (CVSS 9.1): LS ELECTRIC XBC-DN32U with operating system version 01.80 is missing authentication for its deletion command. This…
CVE-2023-22806 — High (CVSS 7.5): LS ELECTRIC XBC-DN32U with operating system version 01.80 transmits sensitive information in cleartext when…
CVE-2023-22803 — High (CVSS 7.5): LS ELECTRIC XBC-DN32U with operating system version 01.80 is missing authentication to perform critical functions to…
CVE-2023-22805 — Medium (CVSS 6.5): LS ELECTRIC XBC-DN32U with operating system version 01.80 has improper access control to its read prohibition feature.…

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