CVE-2025-8473: Alpine iLX-507 UPDM_wstpCBCUpdStart Command Injection Vulnerability

Routine

MEDIUM 6.6MITIGATE

CVE-2025-8473 is a medium-severity flaw (CVSS 6.6) affecting ilx-507 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Alpine iLX-507 UPDM_wstpCBCUpdStart Command Injection Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Alpine iLX-507 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the UPDM_wstpCBCUpdStart function. The issue results from the lack of proper validation of user-supplied data before using it to execute a system call.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.6 (Medium)
Attack vector	Physical
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-78
Published	2025-08-01
Last modified	2026-06-17

Publisher (CNA): Zero Day Initiative · Vendor: alpsalpine

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-08-01 18:15 UTCPublished CVE record published
2026-06-17 10:07 UTCUpdated Record last modified

alpsalpine ilx-507 firmware MITIGATE

Affected: 6.0.000

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.0.000

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-8473?

ilx-507 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-8473 being exploited?

CVE-2025-8473 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-8473 affect?

CVE-2025-8473 affects ilx-507 firmware. Severity is medium (CVSS 6.6). Alpine iLX-507 UPDM_wstpCBCUpdStart Command Injection Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Alpine iLX-507 devices. Authentication is not required to exp

How urgent is CVE-2025-8473?

Priority 36/100. No elevated risk signals yet.

Related CVEs

CVE-2025-8480 HIGH 8.0 MITIGATE Alpine iLX-507 Command Injection Remote Code Execution
CVE-2025-8477 HIGH 7.4 MITIGATE Alpine iLX-507 vCard Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability
CVE-2025-8476 HIGH 8.0 MITIGATE Alpine iLX-507 TIDAL Improper Certificate Validation Vulnerability
CVE-2025-8475 HIGH 7.4 MITIGATE Alpine iLX-507 AVRCP Stack-based Buffer Overflow Remote Code Execution Vulnerability
CVE-2025-8474 MEDIUM 6.8 MITIGATE Alpine iLX-507 CarPlay Stack-based Buffer Overflow Code Execution Vulnerability

References

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