Security readout for executives and security teams
Plain-English summary
CVE-2018-9345 is an Android information disclosure issue in AudioPolicyService. A local attacker with low privileges could potentially read sensitive uninitialized data without user interaction. It is not described as remote code execution or privilege escalation in the supplied sources.
Executive priority
Treat this as a moderate legacy Android exposure issue. It is not presented as actively exploited or remotely reachable, but it can expose confidential data on affected devices and should be handled through patch compliance and legacy device reduction.
Technical view
The issue is in BnAudioPolicyService::onTransact in AudioPolicyService.cpp and is attributed to uninitialized data, mapped to CWE-908. CVSS 3.1 is 5.5: local attack vector, low complexity, low privileges, no user interaction, high confidentiality impact, no integrity or availability impact.
Likely exposure
Exposure is most likely on legacy or unpatched Android 6, 6.0.1, 7, 8, 8.1, and listed Android development branches. Risk is higher where users can install untrusted apps or devices are unmanaged.
Exploitation context
The provided bundle does not show active exploitation, and KEV is false. Exploitation requires local access or a low-privileged local app context, with no user interaction required according to the CVE description.
Researcher notes
The supplied evidence identifies the component, weakness class, affected Android versions, and CVSS vector. It does not provide exploit details, observed exploitation, or detailed remediation text beyond the Android bulletin reference, so validation should stay tied to vendor patch status.
Mitigation direction
- Follow the Android June 2018 security bulletin guidance for CVE-2018-9345.
- Update affected Android devices to vendor-supported security builds.
- Prioritize legacy Android 6 through 8.1 devices in asset remediation.
- Restrict untrusted app installation on devices pending remediation.
- Retire or isolate devices that cannot receive vendor security updates.
Validation and detection
- Inventory Android devices and OS versions across managed environments.
- Check whether devices run affected Android versions or listed branches.
- Verify device security patch status against vendor guidance.
- Review MDM compliance for unsupported or stale Android builds.
- Confirm controls limiting untrusted local app execution.
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-908: 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 lookupCVE-2018-9345 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
- 5.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/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:L/UI:N/S:U/C:H/I:N/A:N1.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.5MediumVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://source.android.com/security/bulletin/2018-06-01CVE 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.
Use of Uninitialized Resource
Use of Uninitialized Resource represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.