How severe is CVE-2023-2747?

CVE-2023-2747 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-2747 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-2747?

CVE-2023-2747 affects Silabs Gecko Software Development Kit. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-2747?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-2747 published?

CVE-2023-2747 was published on 2023-06-15 and last updated on 2026-06-17.

CVE-2023-2747

CVE-2023-2747 is a low-severity vulnerability in Silabs Gecko Software Development Kit with a CVSS 3.x base score of 3.1. 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-908.

Key facts

Severity: Low (CVSS 3.x base score 3.1)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-908
Affected product: Silabs Gecko Software Development Kit
Published: 2023-06-15
Last modified: 2026-06-17

Description

The initialization vector (IV) used by the secure engine (SE) for encrypting data stored in the SE flash memory is uninitialized.

Frequently asked questions

What is CVE-2023-2747?: The initialization vector (IV) used by the secure engine (SE) for encrypting data stored in the SE flash memory is uninitialized.
How severe is CVE-2023-2747?: CVE-2023-2747 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-2747 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-2747?: CVE-2023-2747 affects Silabs Gecko Software Development Kit. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-2747?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-2747 published?: CVE-2023-2747 was published on 2023-06-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:silabs:gecko_software_development_kit:*:*:*:*:*:*:*:*

More vulnerabilities in Silabs Gecko Software Development Kit

CVE-2023-45318 — Critical (CVSS 10.0): A heap-based buffer overflow vulnerability exists in the HTTP Server functionality of Weston Embedded uC-HTTP git…
CVE-2023-2686 — Critical (CVSS 9.8): Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or earlier allows connected…
CVE-2023-4280 — Critical (CVSS 9.3): An unvalidated input in Silicon Labs TrustZone implementation in v4.3.x and earlier of the Gecko SDK allows an attacker…
CVE-2023-4020 — Critical (CVSS 9.0): An unvalidated input in a library function responsible for communicating between secure and non-secure memory in…
CVE-2023-31247 — Critical (CVSS 9.0): A memory corruption vulnerability exists in the HTTP Server Host header parsing functionality of Weston Embedded…
CVE-2023-28391 — Critical (CVSS 9.0): A memory corruption vulnerability exists in the HTTP Server header parsing functionality of Weston Embedded uC-HTTP…

All CVEs affecting Silabs Gecko Software Development Kit →

Other CWE-908 (Use of Uninitialized Resource) vulnerabilities

CVE-2025-1942 — Critical (CVSS 9.8): When String.toUpperCase() caused a string to get longer it was possible for uninitialized memory to be incorporated…
CVE-2024-47540 — Critical (CVSS 9.8): GStreamer is a library for constructing graphs of media-handling components. An uninitialized stack variable…
CVE-2024-32611 — Critical (CVSS 9.8): HDF5 Library through 1.14.3 may use an uninitialized value in H5A__attr_release_table in H5Aint.c.
CVE-2023-24941 — Critical (CVSS 9.8): Windows Network File System Remote Code Execution Vulnerability
CVE-2022-26437 — Critical (CVSS 9.8): In httpclient, there is a possible out of bounds write due to uninitialized data. This could lead to remote escalation…
CVE-2021-45703 — Critical (CVSS 9.8): An issue was discovered in the tectonic_xdv crate before 0.1.12 for Rust. XdvParser::<T>::process may read from…

Browse all CWE-908 (Use of Uninitialized Resource) vulnerabilities →