Security readout for executives and security teams
Plain-English summary
This CVE describes a Samsung mobile USB driver issue where kernel logs could reveal memory address information. By itself, the source bundle does not show code execution, data theft, or active exploitation, but address leaks can weaken platform defenses and help chained attacks against older Android devices.
Executive priority
Treat this as a legacy mobile exposure review. It is not supported by evidence of active exploitation here, but affected outdated devices may weaken defense against chained mobile attacks, especially for executives, administrators, and sensitive-field users.
Technical view
CVE-2020-25046 affects Samsung mobile devices running Android O(8.x), P(9.0), and Q(10.0). The USB driver leaks address information through kernel logging. Samsung tracked it as SVE-2020-17602, SVE-2020-17603, and SVE-2020-17604 in August 2020.
Likely exposure
Exposure is most likely in legacy Samsung mobile fleets still running Android 8.x, 9.0, or 10.0 without the relevant Samsung August 2020 security update. The bundle does not identify specific models, CPEs, or supported device branches.
Exploitation context
The provided sources do not state active exploitation, and the CVE is not marked as CISA KEV. The issue is an information disclosure through kernel logging, which may be useful in a broader exploit chain, but the bundle provides no exploit details.
Researcher notes
The public bundle lacks CVSS, CWE, model-level affected lists, and detailed remediation text. Analysis should stay anchored to Samsung’s advisory identifiers and device patch levels rather than assuming all Samsung devices or all Android USB drivers are affected.
Mitigation direction
- Check Samsung’s August 2020 mobile security guidance for affected device-specific updates.
- Update affected Samsung devices to a vendor-supported security patch level.
- Prioritize replacement or isolation for devices no longer receiving Samsung security updates.
- Use MDM controls to identify and restrict unmanaged or outdated Samsung devices.
Validation and detection
- Inventory Samsung devices running Android 8.x, 9.0, or 10.0.
- Compare each device’s Android security patch level against Samsung’s August 2020 guidance.
- Confirm whether SVE-2020-17602, SVE-2020-17603, and SVE-2020-17604 are remediated for each model.
- Document unsupported devices separately from patchable devices.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CVE-2020-25046 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://security.samsungmobile.com/securityUpdate.smsbCVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.