CVE-2023-48697

Memory Safety in Eclipse Threadx Usbx ≤ 6.3.0

Memory Safety

Published

05 December 2023

Modified

27 October 2025

CVSS Score v3.1 6.4

Click a component to see what it means

Raw vector

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score 0.012 67th percentile

Risk Priority 52 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-48697 is a medium-severity NULL Pointer Dereference (CWE-476) vulnerability in Eclipse Threadx Usbx. Its CVSS base score is 6.4 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique OS Credential Dumping (T1003); ranked in the top 33% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2023-52741

Vulnerability Data

Azure RTOS USBX is a USB host, device, and on-the-go (OTG) embedded stack, that is fully integrated with Azure RTOS ThreadX. An attacker can cause remote code execution due to memory buffer and pointer vulnerabilities in Azure RTOS USBX. The…

affected components include functions/processes in pictbridge and host class, related to PIMA, storage, CDC ACM, ECM, audio, hub in RTOS v6.2.1 and below. The fixes have been included in USBX release 6.3.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

CWE(s): CWE-476 CWE-787 CWE-825

Related Threats

MITRE ATT&CK Enterprise Techniques

T1003 OS Credential Dumping Credential Access

Adversaries may attempt to dump credentials to obtain account login and credential material, normally in the form of a hash or a clear text password.

attack.mitre.org →

T1003.002 Security Account Manager Credential Access

Adversaries may attempt to extract credential material from the Security Account Manager (SAM) database either through in-memory techniques or through the Windows Registry where the SAM database is stored.

attack.mitre.org →

T1003.003 NTDS Credential Access

Adversaries may attempt to access or create a copy of the Active Directory domain database in order to steal credential information, as well as obtain other information about domain members such as devices, users, and access rights.

attack.mitre.org →

T1003.004 LSA Secrets Credential Access

Adversaries with SYSTEM access to a host may attempt to access Local Security Authority (LSA) secrets, which can contain a variety of different credential materials, such as credentials for service accounts.

attack.mitre.org →

T1003.007 Proc Filesystem Credential Access

Adversaries may gather credentials from the proc filesystem or `/proc`.

attack.mitre.org →

T1003.008 /etc/passwd and /etc/shadow Credential Access

Adversaries may attempt to dump the contents of <code>/etc/passwd</code> and <code>/etc/shadow</code> to enable offline password cracking.

attack.mitre.org →

Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-48694Same product: Eclipse Threadx Usbx

CVE-2023-48698Same product: Eclipse Threadx Usbx

CVE-2023-48696Same product: Eclipse Threadx Usbx

CVE-2025-1470Same vendor: Eclipse

CVE-2025-11187Shared CWE-476, CWE-787

CVE-2026-46195Shared CWE-476, CWE-787

CVE-2024-47613Shared CWE-476, CWE-787

CVE-2026-10678Shared CWE-476, CWE-787

CVE-2023-48316Shared CWE-787, CWE-825

CVE-2023-48692Shared CWE-787, CWE-825

Affected Assets

eclipse

threadx usbx

≤ 6.3.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-16 Memory Protection

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

ID.AM-08 partial match

blocks

Lifecycle management includes secure development and maintenance phases that reduce memory-safety defects.

ID.RA-01 partial match

blocks

Vulnerability scanning and recording can discover out-of-bounds write flaws so they can be remediated.

PR.PS-02 partial match

blocks

Patching or replacing vulnerable software directly eliminates known instances of this coding weakness.

PR.PS-06 partial match

blocks

Secure SDLC practices (static analysis, code review, safe coding standards) directly prevent NULL dereference bugs during development.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.5.14 Information transfer partial match

removes

A.5.15 Access control partial match

removes

A.5.16 Identity management partial match

removes

A.5.17 Authentication information partial match

removes

A.5.18 Access rights partial match

removes

A.7.2 Physical entry partial match

removes