How severe is CVE-2024-45434?

CVE-2024-45434 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-2024-45434 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-45434?

CVE-2024-45434 affects Opensynergy Blue Sdk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-45434?

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-2024-45434 have an EU (EUVD) identifier?

Yes. CVE-2024-45434 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55011.

When was CVE-2024-45434 published?

CVE-2024-45434 was published on 2025-09-12 and last updated on 2026-06-17.

CVE-2024-45434

CVE-2024-45434 is a critical-severity vulnerability in Opensynergy Blue Sdk 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-416.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-55011
Weakness: CWE-416
Affected product: Opensynergy Blue Sdk
Published: 2025-09-12
Last modified: 2026-06-17

Description

OpenSynergy BlueSDK (aka Blue SDK) through 6.x has a Use-After-Free. The specific flaw exists within the BlueSDK Bluetooth stack. The issue results from the lack of validating the existence of an object before performing operations on the object (aka use after free). An attacker can leverage this to achieve remote code execution in the context of a user account under which the Bluetooth process runs.

Frequently asked questions

What is CVE-2024-45434?: OpenSynergy BlueSDK (aka Blue SDK) through 6.x has a Use-After-Free. The specific flaw exists within the BlueSDK Bluetooth stack. The issue results from the lack of validating the existence of an object before performing operations on the object (aka use after free). An attacker can leverage this to achieve remote code execution in the context of a user account under which the Bluetooth process runs.
How severe is CVE-2024-45434?: CVE-2024-45434 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-2024-45434 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-45434?: CVE-2024-45434 affects Opensynergy Blue Sdk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-45434?: 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-2024-45434 have an EU (EUVD) identifier?: Yes. CVE-2024-45434 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55011.
When was CVE-2024-45434 published?: CVE-2024-45434 was published on 2025-09-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:opensynergy:blue_sdk:*:*:*:*:*:*:*:*

More vulnerabilities in Opensynergy Blue Sdk

CVE-2024-45432 — High (CVSS 7.5): OpenSynergy BlueSDK (aka Blue SDK) through 6.x mishandles a function call. The specific flaw exists within the BlueSDK…
CVE-2018-20378 — High (CVSS 7.5): The L2CAP signaling channel implementation and SDP server implementation in OpenSynergy Blue SDK 3.2 through 6.0 allow…
CVE-2024-45433 — Medium (CVSS 6.5): OpenSynergy BlueSDK (aka Blue SDK) through 6.x has Incorrect Control Flow Scoping. The specific flaw exists within the…
CVE-2024-45431 — Medium (CVSS 5.3): OpenSynergy BlueSDK (aka Blue SDK) through 6.x has Improper Input Validation. The specific flaw exists within the…

All CVEs affecting Opensynergy Blue Sdk →

Other CWE-416 (Use After Free) vulnerabilities

CVE-2026-13782 — Critical (CVSS 10.0): Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the…
CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…

Browse all CWE-416 (Use After Free) vulnerabilities →