Vulnerability in cordova-plugin-fingerprint-aio (CVE-2021-43849)
Summary
Vulnerability in cordova-plugin-fingerprint-aio (CVE-2021-43849). Risk of unauthorized operations or information disclosure. Exploitable via false. Mitigation: upgrade to 5.0.1 or later.
Original description
The description as published by the source.
Summary:
Sending a specially crafted intent with an invalid/empty extras de.niklasmerz.cordova.biometric.BiometricActivity can cause the app to crash. sending the intent repeatedly can prevent the app using this plugin from working, resulting in a denial of service (DoS) condition.
Impact
A 3rd party app/remote attacker can exploit this vulnerability by sending a malicious intent to the target device, causing the app using this plugin from working to crash or become unresponsive, resulting in a denial of service (DoS) condition.
Mitigation
Version 5.0.1 of the cordova-plugin-fingerprint-aio doesn't export the activity anymore and is no longer vulnerable.
If you want to fix older versions change the attribute android:exported of this code snippet in plugin.xml to false:
Patches
Please upgrade to version 5.0.1 as soon as possible.
Please check out the release on GitHub.
For more information
If you have any questions or comments about this advisory please go to the discussion on GitHub.
Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2021-43849 has been found in cordova-plugin-fingerprint-aio.
Attackers can target a specific entry point like false over the network to misuse the product.
Risk of unauthorized operations or information disclosure.
What to do: upgrade cordova-plugin-fingerprint-aio to 5.0.1 or later.
If unsure, ask your IT team or search "cordova-plugin-fingerprint-aio CVE-2021-43849" on the vendor's site.
CVE-2021-43849 (cordova-plugin-fingerprint-aio) — CWE-617
Attack vector: local / unauthenticated / no user interaction
Attack surface: false
Patched: 5.0.1 — apply immediately
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (CWE-617) exists in cordova-plugin-fingerprint-aio. Attackers reach the vulnerable code path via false without authentication.
Check the vendor advisory for the affected versions of cordova-plugin-fingerprint-aio. Attack surface: false.
Severity: ?. Risk of unauthorized operations or information disclosure.
Update to 5.0.1.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'cordova-plugin-fingerprint-aio' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'cordova-plugin-fingerprint-aio' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で
cordova-plugin-fingerprint-aioを grep し、稼働しているサービス・バージョンを把握する。 -
2Apply patch patch
Upgrade cordova-plugin-fingerprint-aio to 5.0.1ステージング環境で 5.0.1 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスを含めること。
-
3Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Affected packages
References
- advisory nvd.nist.gov
- package github.com
- web github.com
- web github.com
- web github.com
- web github.com