CVE-2022-20433
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 · uneditedThere is an missing authorization issue in the system service. Since the component does not have permission check , resulting in Local Elevation of privilege.Product: AndroidVersions: Android SoCAndroid ID: A-242221901
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 · moderate confidenceThis is a missing authorization vulnerability in an Android system service component within the SoC (System on Chip). The affected system service lacks proper permission validation checks, allowing a local attacker to elevate privileges and access functionality they should not have permission to use.
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 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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Check Android security patch levelGo to Settings > About Phone > Security Patch Level or run 'adb shell getprop ro.build.version.security_patch'Affected if The security patch level is earlier than November 2022 or the property returns an empty/null value indicating no patch applied
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Verify Android OS versionGo to Settings > About Phone > Android version or run 'adb shell getprop ro.build.version.release'Affected if The Android version is any release (all versions affected per vendor advisory)
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Identify SoC provider and verify vendor update availabilityRun 'adb shell getprop ro.board.platform' and 'adb shell getprop ro.vendor' to identify the SoC/system-on-chip providerAffected if The device manufacturer has not released a security update addressing A-242221901 for your specific SoC/platform
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Check for presence of the vulnerable system serviceRun 'adb shell service list' to enumerate available system services; for SoC-specific services, check 'adb shell pm list packages | grep -i soc' or review SoC vendor documentation for the affected component nameAffected if The vulnerable system service component is present and accessible without proper permission checks (requires reverse engineering or vendor disclosure to confirm exact service name)
The device is likely affected if the security patch level is before November 2022 and the device has not received the vendor-specific SoC update addressing CVE-2022-20433.
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 Android security patch level (2022-11-01 or later) from your device/SOC manufacturer that addresses A-242221901. Until then, limit device access to untrusted applications and monitor for suspicious local service interactions.
- Consultation3.0 h
- Implementation6.0 h
- Testing6.0 h
- Review / QA3.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $4,992.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-20433 — 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-2022-20433 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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