How severe is CVE-2023-34336?

CVE-2023-34336 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-34336 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-2023-34336?

CVE-2023-34336 affects Ami Megarac Sp-x. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-34336?

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-2023-34336 published?

CVE-2023-34336 was published on 2023-06-12 and last updated on 2026-06-17.

CVE-2023-34336

CVE-2023-34336 is a high-severity vulnerability in Ami Megarac Sp-x with a CVSS 3.x base score of 8.1. 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-120.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Ami Megarac Sp-x
Published: 2023-06-12
Last modified: 2026-06-17

Description

AMI BMC contains a vulnerability in the IPMI handler, where an attacker with the required privileges can cause a buffer overflow, which may lead to code execution, denial of service, or escalation of privileges.

Frequently asked questions

What is CVE-2023-34336?: AMI BMC contains a vulnerability in the IPMI handler, where an attacker with the required privileges can cause a buffer overflow, which may lead to code execution, denial of service, or escalation of privileges.
How severe is CVE-2023-34336?: CVE-2023-34336 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-34336 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-2023-34336?: CVE-2023-34336 affects Ami Megarac Sp-x. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-34336?: 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-2023-34336 published?: CVE-2023-34336 was published on 2023-06-12 and last updated on 2026-06-17.

References

https://9443417.fs1.hubspotusercontent-na1.net/hubfs/9443417/Security%20Advisories/AMI-SA-2023005.pdf

Affected products (1)

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

More vulnerabilities in Ami Megarac Sp-x

CVE-2024-54085 — Critical (CVSS 9.8): AMI’s SPx contains a vulnerability in the BMC where an Attacker may bypass authentication remotely through the…
CVE-2023-3043 — Critical (CVSS 9.6): AMI’s SPx contains a vulnerability in the BMC where an Attacker may cause a stack-based buffer overflow via an…
CVE-2023-37293 — Critical (CVSS 9.6): AMI’s SPx contains a vulnerability in the BMC where an Attacker may cause a stack-based buffer overflow via an…
CVE-2023-34329 — Critical (CVSS 9.1): AMI MegaRAC SPx12 contains a vulnerability in BMC where a User may cause an authentication bypass by spoofing the HTTP…
CVE-2023-28863 — Critical (CVSS 9.1): AMI MegaRAC SPx12 and SPx13 devices have Insufficient Verification of Data Authenticity.
CVE-2023-37297 — High (CVSS 8.3): AMI’s SPx contains a vulnerability in the BMC where an Attacker may cause a heap memory corruption via an adjacent…

All CVEs affecting Ami Megarac Sp-x →

Other CWE-120 (Classic Buffer Overflow) vulnerabilities

CVE-2025-48611 — Critical (CVSS 10.0): In DeviceId of DeviceId.java, there is a possible desync in persistence due to a missing bounds check. This could lead…
CVE-2026-24823 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in FASTSHIFT…
CVE-2026-24810 — Critical (CVSS 10.0): Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in rethinkdb (src/cjson modules).…
CVE-2026-24800 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in tildearrow…
CVE-2025-9962 — Critical (CVSS 10.0): A buffer overflow vulnerability in Novakon P series allows attackers to gain root permission without prior…
CVE-2010-10016 — Critical (CVSS 10.0): BS.Player version 2.57 (build 1051) contains a vulnerability in its playlist import functionality. When processing .m3u…

Browse all CWE-120 (Classic Buffer Overflow) vulnerabilities →