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CVE Record

CVE-2018-3569: A buffer over-read can occur during a fast initial link setup (FILS) connection in Android releases from CA...

A buffer over-read can occur during a fast initial link setup (FILS) connection in Android releases from CAF using the linux kernel (Android for MSM, Firefox OS for MSM, QRD Android) before security patch level 2018-06-05.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

CVE-2018-3569 is a Qualcomm/CAF Android kernel WLAN issue where FILS connection handling can read past buffer boundaries. Public sources tie it to Android for MSM, Firefox OS for MSM, and QRD Android before Android security patch level 2018-06-05. No cited source shows active exploitation or a CVSS score.

Executive priority

Treat this as a legacy device hygiene issue unless asset discovery finds affected, unpatched Qualcomm/CAF Android builds. The business risk is unclear from public scoring, but unsupported mobile or embedded devices can retain old WLAN kernel flaws indefinitely.

Technical view

The flaw is documented as a buffer over-read during fast initial link setup connection processing in Android releases from CAF using the Linux kernel. Affected code is associated with Qualcomm WLAN qcacld-3.0 and Qualcomm components addressed in the Android June 2018 bulletin. Public records do not provide CWE, CVSS, or exploit mechanics.

Likely exposure

Exposure is most likely in legacy Android or CAF-derived device firmware using Qualcomm/MSM WLAN components and remaining below the 2018-06-05 Android security patch level. Modern devices should be checked by patch level and vendor firmware lineage, not by Android brand name alone.

Exploitation context

The supplied sources do not indicate known active exploitation, KEV listing, public exploit availability, or attacker prerequisites. Because the issue occurs during FILS connection handling, validation should focus on whether affected WLAN code exists in deployed firmware rather than assuming internet-facing exposure.

Researcher notes

Evidence is limited to public CVE, Code Aurora, and Android bulletin references. No CVSS, CWE, affected version range beyond pre-2018-06-05 patch level, or exploit details are provided. Avoid broad claims beyond Qualcomm/CAF Android Linux-kernel releases named in the record.

Mitigation direction

  • Identify devices using Android for MSM, Firefox OS for MSM, or QRD Android CAF builds.
  • Confirm devices are at Android security patch level 2018-06-05 or later.
  • Check OEM or Qualcomm-derived firmware advisories for model-specific fixed builds.
  • Retire or isolate legacy devices that cannot receive relevant firmware updates.

Validation and detection

  • Inventory Android and embedded devices with Qualcomm/MSM WLAN firmware lineage.
  • Record each device Android security patch level and firmware build date.
  • Review SBOMs or source packages for Qualcomm qcacld-3.0 WLAN components.
  • Confirm vendor firmware includes the referenced CAF or Android bulletin fix.
Prepared
Confidence
medium
Sources
5

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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.

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CVE-2018-3569 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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.

0CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
Qualcomm, Inc.Android for MSM, Firefox OS for MSM, QRD AndroidAll Android releases from CAF using the Linux kernelListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.