Sony XAV-AX5500 Insufficient Firmware Update Validation Remote Code Execution Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Sony XAV-AX5500 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of software updates. The issue results from the lack of proper validation of software update packages. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-22939
Conclusion & alert: CVE-2024-23922 is rated High Exploit Risk (67.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.83%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 52143 | exploit_db | edb | 2025-04-08 | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-18 | 1.98% | 0.83% | -1.16% |
| 2 | 2026-05-17 | 1.78% | 1.98% | +0.20% |
| 3 | 2026-03-11 | — | 1.78% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 3.1 | MEDIUM |
|
0.9 | 5.9 | [email protected] |
| 6.8 | 3.1 | MEDIUM |
|
0.9 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| sony | xav-ax5500_firmware | 1.13 | cpe:2.3:o:sony:xav-ax5500_firmware:1.13:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.sony.com/electronics/support/mobile-cd-players-digital-media-players-xav-series/xav-ax5500/software/00274156 | Patch |
| https://www.zerodayinitiative.com/advisories/ZDI-24-874/ | Third Party Advisory VDB Entry |