Vulnerability in Nxp I.mx 8m
CVE-2023-39902
A software vulnerability has been identified in the U-Boot Secondary Program Loader (SPL) before 2023.07 on select NXP i.MX 8M family processors. Under certain conditions, a crafted Flattened Image Tree (FIT) format structure can be used to overwrite SPL memory, allowing unauthenticated software to execute on the target, leading to privilege escalation. This affects i.MX 8M, i.MX 8M Mini, i.MX 8M Nano, and i.MX 8M Plus.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (4.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 4.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- nxp.com (Product)
- community.nxp.com/t5/i-MX-Security/U-Boot-Secondary-Program-Loader-Authenticati… (Patch, Mitigation, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-39902?
- CVE-2023-39902 is a high-severity vulnerability in Nxp I.mx 8m, classified under Improper Preservation of Permissions. CVSS score: 7.0/10. Published 2023-10-17.
- How severe is CVE-2023-39902?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2023-39902 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.