How severe is CVE-2023-3043?

CVE-2023-3043 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-3043 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-3043?

CVE-2023-3043 affects Ami Megarac Sp-x. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-3043?

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.

Does CVE-2023-3043 have an EU (EUVD) identifier?

Yes. CVE-2023-3043 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-43735.

When was CVE-2023-3043 published?

CVE-2023-3043 was published on 2024-01-09 and last updated on 2026-06-17.

CVE-2023-3043

CVE-2023-3043 is a critical-severity vulnerability in Ami Megarac Sp-x with a CVSS 3.x base score of 9.6. 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-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.6)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-43735
Weakness: CWE-787
Affected product: Ami Megarac Sp-x
Published: 2024-01-09
Last modified: 2026-06-17

Description

AMI’s SPx contains a vulnerability in the BMC where an Attacker may cause a stack-based buffer overflow via an adjacent network. A successful exploitation of this vulnerability may lead to a loss of confidentiality, integrity, and/or availability.

Frequently asked questions

What is CVE-2023-3043?: AMI’s SPx contains a vulnerability in the BMC where an Attacker may cause a stack-based buffer overflow via an adjacent network. A successful exploitation of this vulnerability may lead to a loss of confidentiality, integrity, and/or availability.
How severe is CVE-2023-3043?: CVE-2023-3043 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-3043 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-3043?: CVE-2023-3043 affects Ami Megarac Sp-x. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-3043?: 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.
Does CVE-2023-3043 have an EU (EUVD) identifier?: Yes. CVE-2023-3043 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-43735.
When was CVE-2023-3043 published?: CVE-2023-3043 was published on 2024-01-09 and last updated on 2026-06-17.

References

https://9443417.fs1.hubspotusercontent-na1.net/hubfs/9443417/Security%20Advisories/AMI-SA-2023010.pdf

Affected products (1)

cpe:2.3:o:ami:megarac_sp-x:*:*:*:*:*:*:*:*

More vulnerabilities in Ami Megarac Sp-x

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