Security readout for executives and security teams
Plain-English summary
A Samsung Mobile access-control flaw could let a local attacker access proxy information before the November 2022 SMR Release 1. It requires local attack conditions, so business urgency is mainly for managed Samsung Android fleets that may still be behind on security maintenance.
Executive priority
Treat this as a moderate mobile fleet hygiene issue. It is not evidenced as remotely exploitable or actively exploited, but unpatched Samsung devices can expose proxy-related settings to a local attacker.
Technical view
CVE-2022-39888 is CWE-284 in retrieveExternalProxy within MiscPolicy. The CVSS v3.1 vector is local, low complexity, no privileges, no user interaction, scope changed, low integrity impact, and no confidentiality or availability impact.
Likely exposure
Exposure is limited to Samsung Mobile Devices on Android Q(10), R(11), or S(12) that had not received Samsung's SMR Nov-2022 Release 1 or later.
Exploitation context
The supplied sources do not show known active exploitation, and the CVE is not listed as KEV. The attack vector is local, which generally reduces broad remote exploitation risk but still matters on shared, lost, rooted, or malware-compromised devices.
Researcher notes
Evidence is sparse: the source bundle identifies the vulnerable component and patch release but does not provide implementation detail, proof-of-concept status, or device model granularity. Avoid assuming broader Android impact beyond Samsung Mobile Devices.
Mitigation direction
- Apply Samsung SMR Nov-2022 Release 1 or later where supported.
- Check Samsung's advisory for device-specific update availability.
- Prioritize managed devices handling sensitive network or proxy configurations.
- Retire or isolate devices that cannot receive relevant security updates.
Validation and detection
- Inventory Samsung Mobile Devices by model, Android version, and security patch level.
- Confirm affected devices run Android Q(10), R(11), or S(12).
- Verify the installed Samsung security maintenance release is November 2022 Release 1 or later.
- Review MDM compliance data for devices missing the required patch level.
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-284: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. 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 lookupCVE-2022-39888 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
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
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:N/UI:N/S:C/C:N/I:L/A:N2.51.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://security.samsungmobile.com/securityUpdate.smsb?year=2022&month=11CVE 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.
Improper Access Control
Improper Access Control represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.