CVE-2019-2267
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedLocked regions may be modified through other interfaces in secure boot loader image due to improper access control. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking in MDM9205, QCS404, QCS605, SDA845, SDM670, SDM710, SDM845, SDM850, SM8150, SXR1130, SXR2130
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceThe secure boot loader in affected Snapdragon chipsets has improper access control that allows locked regions to be modified through other interfaces. This bypasses the secure boot protections meant to prevent tampering with immutable firmware regions, potentially allowing attackers to modify secured boot components.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE dataall versionsall versionsall versionsall versionsall versionsall versionsall versionsall versionsCVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Local
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify the chipset modelCheck the device specifications or system information to determine the exact Qualcomm Snapdragon chipset model. On Android devices, this is typically found in Settings > About Phone > Chipset or through commands like 'cat /proc/cpuinfo' or 'getprop ro.hardware'.Affected if The chipset matches one of the following: Mdm9205, Qcs404, Qcs605, Sda845, Sdm670, Sdm710, Sdm845, or Sdm850.
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Verify the firmware versionCheck the firmware version of the chipset. On affected devices, this can typically be found in the device bootloader information, firmware version settings, or through manufacturer documentation.Affected if Any firmware version is present on an affected chipset model, as all versions are vulnerable.
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Confirm secure boot configurationIf accessible, check the secure boot status in the device bootloader (often accessed via specific key combinations during boot) or through manufacturer-provided diagnostic tools. Look for the secure boot enablement status.Affected if Secure boot is present but can be bypassed due to the improper access control vulnerability in the bootloader.
If your device uses one of the affected Qualcomm chipset models (Mdm9205, Qcs404, Qcs605, Sda845, Sdm670, Sdm710, Sdm845, or Sdm850), your environment is affected by this vulnerability regardless of firmware version.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataApply the vendor-provided firmware update from Qualcomm that addresses the secure boot loader access control vulnerability. Contact the device manufacturer for specific patch availability and deployment timelines.
- Consultation8.0 h
- Implementation16.0 h
- Testing12.0 h
- Review / QA8.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $12,352.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2019-2267 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2019-2267 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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