// For flags

CVE-2023-41898

Arbitrary URL load in Android WebView in `MyActivity.kt` in Home Assistant Companion for Android

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

Home assistant is an open source home automation. The Home Assistant Companion for Android app up to version 2023.8.2 is vulnerable to arbitrary URL loading in a WebView. This enables all sorts of attacks, including arbitrary JavaScript execution, limited native code execution, and credential theft. This issue has been patched in version 2023.9.2 and all users are advised to upgrade. There are no known workarounds for this vulnerability. This issue is also tracked as GitHub Security Lab (GHSL) Vulnerability Report: `GHSL-2023-142`.

Home Assistant es una domótica de código abierto. La aplicación Home Assistant Companion para Android hasta la versión 2023.8.2 es vulnerable a la carga de URL arbitraria en un WebView. Esto permite todo tipo de ataques, incluida la ejecución arbitraria de JavaScript, la ejecución limitada de código nativo y el robo de credenciales. Este problema se solucionó en la versión 2023.9.2 y se recomienda a todos los usuarios que actualicen. No se conocen workarounds para esta vulnerabilidad. Este problema también se rastrea como Informe de vulnerabilidad del GitHub Security Lab (GHSL): `GHSL-2023-142`.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2023-09-04 CVE Reserved
  • 2023-10-19 CVE Published
  • 2024-09-12 CVE Updated
  • 2024-11-20 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-94: Improper Control of Generation of Code ('Code Injection')
  • CWE-345: Insufficient Verification of Data Authenticity
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Home-assistant
Search vendor "Home-assistant"
 Home Assistant Companion
Search vendor "Home-assistant" for product "Home Assistant Companion"
 < 2023.9.2
Search vendor "Home-assistant" for product "Home Assistant Companion" and version " < 2023.9.2"
android
Affected