VDB-242990 · CVE-2023-41897 · GHSA-935v-rmg9-44mw

Home Assistant up to 2023.8.x Header X-Frame-Options ui layer

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Home Assistant up to 2023.8.x. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component Header Handler. Such manipulation of the argument X-Frame-Options leads to ui layer. This vulnerability is referenced as CVE-2023-41897. It is possible to launch the attack remotely. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Home Assistant up to 2023.8.x. It has been rated as problematic. Affected by this issue is some unknown processing of the component Header Handler. The manipulation of the argument X-Frame-Options with an unknown input leads to a ui layer vulnerability. Using CWE to declare the problem leads to CWE-1021. The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain, which can lead to user confusion about which interface the user is interacting with. Impacted is integrity. CVE summarizes:

Home assistant is an open source home automation. Home Assistant server does not set any HTTP security headers, including the X-Frame-Options header, which specifies whether the web page is allowed to be framed. The omission of this and correlating headers facilitates covert clickjacking attacks and alternative exploit opportunities, such as the vector described in this security advisory. This fault incurs major risk, considering the ability to trick users into installing an external and malicious add-on with minimal user interaction, which would enable Remote Code Execution (RCE) within the Home Assistant application. This issue has been addressed in version 2023.9.0 and all users are advised to upgrade. There are no known workarounds for this vulnerability.

The weakness was published 10/20/2023 as GHSA-935v-rmg9-44mw. The advisory is available at github.com. This vulnerability is handled as CVE-2023-41897 since 09/04/2023. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

Upgrading to version 2023.9.0 eliminates this vulnerability.

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Productinfo

Name

Home Assistant

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.5

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.6
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Ui layer
CWE: CWE-1021
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Home Assistant 2023.9.0

Timelineinfo

09/04/2023 🔍
10/20/2023 +46 days 🔍
10/20/2023 +0 days 🔍
11/11/2023 +22 days 🔍

Sourcesinfo

Advisory: GHSA-935v-rmg9-44mw
Status: Confirmed

CVE: CVE-2023-41897 (🔍)
GCVE (CVE): GCVE-0-2023-41897
GCVE (VulDB): GCVE-100-242990

Entryinfo

Created: 10/20/2023 07:58
Updated: 11/11/2023 16:12
Changes: 10/20/2023 07:58 (50), 11/11/2023 16:12 (11)
Complete: 🔍
Cache ID: 216::103