Security readout for executives and security teams
Plain-English summary
This is a local Android privilege-escalation flaw in the speech recognition service permission checks. A malicious local app or process could bypass intended permission controls and gain high-impact access without user interaction. The main business concern is legacy Android fleet exposure, especially devices that no longer receive vendor security updates.
Executive priority
Prioritize this as a legacy mobile fleet risk. The technical impact is high, but exposure depends on whether the organization still allows affected Android versions or unsupported devices. Address through asset inventory, patch compliance, and device retirement decisions.
Technical view
CVE-2017-13316 is a CWE-862 missing authorization issue in RecognitionService.java checkPermissions. The CVSS 3.1 vector is AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H, scoring 8.4. Sources list Android 6, 6.0.1, 7, 7.1.1, 7.1.2, 8, and 8.1 as affected.
Likely exposure
Exposure is most likely on unmanaged or unsupported Android devices running the listed Android 6.x, 7.x, or 8.x releases without the relevant vendor security update. Modern patched Android devices are not indicated as affected in the supplied sources.
Exploitation context
The source bundle describes local exploitation with low complexity, no privileges, and no user interaction. It does not cite public exploitation, proof-of-concept availability, or CISA KEV listing. Treat active exploitation as unconfirmed based on the provided evidence.
Researcher notes
The supplied evidence is sparse but consistent: a missing permission check in RecognitionService.java enables local privilege escalation. No exploit details, indicators, or concrete workaround are provided. Validation should focus on affected Android version presence, OEM patch status, and whether device builds include the relevant security bulletin fixes.
Mitigation direction
- Inventory Android devices running versions 6.x, 7.x, and 8.x.
- Check vendor or OEM guidance for the applicable Android security update.
- Prioritize patching or replacing unsupported legacy Android devices.
- Require managed devices to meet approved Android security patch levels.
- Restrict sensitive business use on devices that cannot be updated.
Validation and detection
- Confirm each device OS version and Android security patch level.
- Map OEM builds against the May 2018 Android or Pixel bulletin guidance.
- Flag any Android 6.x, 7.x, or 8.x device lacking applicable security updates.
- Verify MDM compliance policies detect outdated Android patch levels.
- Document unsupported devices that require 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-862: 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-2017-13316 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
- High
- CVSS
- 8.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/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:N/UI:N/S:U/C:H/I:H/A:H2.55.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.4HighVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://source.android.com/security/bulletin/pixel/2018-05-01CVE 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.
Missing Authorization
Missing Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.