Security readout for executives and security teams
Plain-English summary
CVE-2023-30651 is a Samsung Mobile device flaw fixed in the July 2023 Security Maintenance Release. A local attacker with high privileges could abuse an out-of-bounds read/write issue in a system input HAL service to run arbitrary code. The business risk is mainly from unmanaged or outdated Samsung devices.
Executive priority
Treat this as a mobile endpoint hygiene issue, not an internet-facing emergency. Prioritize patch compliance for Samsung fleets, especially executive, privileged, BYOD, and field devices that may hold sensitive data.
Technical view
The vulnerability is CWE-787 in callgetTspsysfs within Samsung's sysinput HAL service before SMR Jul-2023 Release 1. CVSS 3.1 is 6.7: local attack, low complexity, high privileges, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is likely limited to Samsung Mobile devices that had not received SMR Jul-2023 Release 1 or later. The source bundle does not name specific models, Android versions, or carrier build identifiers, so validation requires device-level patch verification.
Exploitation context
The provided sources do not show known active exploitation, and the CVE is not listed as KEV in the bundle. The attack requires local access with high privileges, which reduces broad remote risk but matters on rooted, compromised, or poorly managed devices.
Researcher notes
Public details are sparse. The bundle identifies the vulnerable component, impact, CVSS vector, CWE, and Samsung fixed release, but does not provide affected model lists, proof-of-concept status, patch diff, or technical root-cause detail.
Mitigation direction
- Apply Samsung SMR Jul-2023 Release 1 or a later supported security update.
- Confirm Samsung devices remain in a supported update channel.
- Restrict privileged local access on managed mobile devices.
- Check Samsung's advisory for device-specific update availability.
- Retire or isolate devices that cannot receive the fixed release.
Validation and detection
- Inventory Samsung Mobile devices across MDM and asset systems.
- Verify each device security patch level against SMR Jul-2023 Release 1 or later.
- Identify rooted, unmanaged, or noncompliant Samsung devices for priority review.
- Check Samsung advisory notes for applicable device families and update status.
- Document unsupported devices requiring replacement or compensating controls.
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
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-787: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2023-30651 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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 vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H0.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.7MediumVector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=07CVE reference
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.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.