CVE-2012-1243
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 · uneditedThe TwitRocker2 application before 1.0.23 for Android does not properly implement the WebView class, which allows remote attackers to obtain sensitive information via a crafted application.
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 confidenceThe TwitRocker2 Android application before version 1.0.23 contains an improper WebView class implementation that allows a crafted malicious application to access sensitive information. This is likely related to insecure WebView configuration that exposes JavaScript interfaces or allows unauthorized access to app data/files.
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 data= 1.0.18= 1.0.19= 1.0.20= 1.0.21= 1.0.22CVSS 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
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- None
- Availability
- None
AV:N/AC:L/Au:N/C:P/I:N/A:N
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 if TwitRocker2 is installed and identify its versionOn the Android device, go to Settings > Apps > TwitRocker2, or use ADB command: `adb shell pm list packages | grep twitrocker` then `adb shell dumpsys package com.twitrocker | grep versionName`Affected if The package com.twitrocker2 is installed with versionName equal to 1.0.18, 1.0.19, 1.0.20, 1.0.21, or 1.0.22
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Extract and inspect the application APKPull the APK from the device using `adb shell pm path com.twitrocker2` then `adb pull <path>` and decompile it to examine the source codeAffected if The APK is from versions 1.0.18-1.0.22 and contains WebView implementations with addJavascriptInterface calls exposed to JavaScript
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Review WebView configuration in the app source codeDecompile the APK and search for WebView usage in smali/Java files, specifically looking for `addJavascriptInterface` method calls and `setJavaScriptEnabled(true)` configurationsAffected if The app code contains WebView instances with JavaScript enabled and has addJavascriptInterface calls that expose native methods to web pages
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Check AndroidManifest.xml for permissions and WebView-related configurationsDecompile the APK and inspect AndroidManifest.xml for intent filters, scheme definitions, or file URL access that may allow other apps to interact with the WebViewAffected if The manifest contains configurations that allow external apps or arbitrary URLs to access the WebView component or its data
You are affected if TwitRocker2 version 1.0.18-1.0.22 is installed and the app uses WebView with JavaScript enabled and exposed JavaScript interfaces.
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 dataUpdate TwitRocker2 to version 1.0.23 or later. If unable to update, review and secure WebView implementations by disabling JavaScript if unnecessary, removing addJavascriptInterface calls, and restricting file/URL access permissions.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA3.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2012-1243 — 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-2012-1243 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
- No spam, self-promotion, credentials, or personal data