How severe is CVE-2023-1133?

CVE-2023-1133 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-2023-1133 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 50% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-1133?

CVE-2023-1133 affects Deltaww Infrasuite Device Master. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-1133?

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-2023-1133 published?

CVE-2023-1133 was published on 2023-03-27 and last updated on 2026-06-17.

CVE-2023-1133

CVE-2023-1133 is a critical-severity vulnerability in Deltaww Infrasuite Device Master with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 50% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 50% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Deltaww Infrasuite Device Master
Published: 2023-03-27
Last modified: 2026-06-17

Description

Delta Electronics InfraSuite Device Master versions prior to 1.0.5 contain a vulnerability in which the Device-status service listens on port 10100/ UDP by default. The service accepts the unverified UDP packets and deserializes the content, which could allow an unauthenticated attacker to remotely execute arbitrary code.

Frequently asked questions

What is CVE-2023-1133?: Delta Electronics InfraSuite Device Master versions prior to 1.0.5 contain a vulnerability in which the Device-status service listens on port 10100/ UDP by default. The service accepts the unverified UDP packets and deserializes the content, which could allow an unauthenticated attacker to remotely execute arbitrary code.
How severe is CVE-2023-1133?: CVE-2023-1133 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-2023-1133 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 50% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-1133?: CVE-2023-1133 affects Deltaww Infrasuite Device Master. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-1133?: 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-2023-1133 published?: CVE-2023-1133 was published on 2023-03-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:deltaww:infrasuite_device_master:*:*:*:*:*:*:*:*

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