Micron Crucial MX500 Series Solid State Drives M3CR046 is vulnerable to Buffer Overflow…
Priority HIGH 65CWE-120Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
Micron Crucial MX500 Series Solid State Drives M3CR046 is vulnerable to Buffer Overflow, which can be triggered by sending specially crafted ATA packets from the host to the drive controller. NOTE: The supplier states that this vulnerability was fully remediated in December 2024 and that updated firmware is available through Crucial’s official support page.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0049 42nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:crucial:mx500_firmware:m3cr046:*:*:*:*:*:*:* | m3cr046 | Vulnerable | Crucial |
| cpe:2.3:h:crucial:ct1000mx500ssd1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Crucial |
| cpe:2.3:h:crucial:ct2000mx500ssd1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Crucial |
| cpe:2.3:h:crucial:ct250mx500ssd1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Crucial |
| cpe:2.3:h:crucial:ct4000mx500ssd1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Crucial |
| cpe:2.3:h:crucial:ct500mx500ssd1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Crucial |
- cpe:2.3:o:crucial:mx500_firmware:m3cr046:*:*:*:*:*:*:* Versions m3cr046 Vulnerable ·Crucial
- cpe:2.3:h:crucial:ct1000mx500ssd1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Crucial
- cpe:2.3:h:crucial:ct2000mx500ssd1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Crucial
- cpe:2.3:h:crucial:ct250mx500ssd1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Crucial
- cpe:2.3:h:crucial:ct4000mx500ssd1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Crucial
- cpe:2.3:h:crucial:ct500mx500ssd1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Crucial
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-42642
- 2026-10-03 Alias added: GHSA-fxwr-6hqv-m4wv
References
Sources
- CVE-2024-42642 · CVE Program
- CVE-2024-42642 · NVD
- FIRST EPSS
- GHSA-fxwr-6hqv-m4wv · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences