VDB-168759 · CVE-2021-3152 · GCVE-0-2021-3152

Home Assistant 0.57/0.67.0 path traversal ⚔ [Disputed]

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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Home Assistant and classified as critical. This affects an unknown function. Performing a manipulation results in path traversal. This vulnerability is cataloged as CVE-2021-3152. There is no exploit available. The presence of this vulnerability remains uncertain at this time. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Home Assistant. This affects an unknown part. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 01/27/2021. It is possible to read the advisory at home-assistant.io. This vulnerability is uniquely identified as CVE-2021-3152. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The real existence of this vulnerability is still doubted at the moment.

Upgrading to version 2021.1.3 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Home Assistant

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
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 2021.1.3

Timelineinfo

01/15/2021 🔍
01/27/2021 +12 days 🔍
01/27/2021 +0 days 🔍
08/03/2024 +1284 days 🔍

Sourcesinfo

Advisory: home-assistant.io
Status: Confirmed
Confirmation: 🔍
Disputed: 🔍

CVE: CVE-2021-3152 (🔍)
GCVE (CVE): GCVE-0-2021-3152
GCVE (VulDB): GCVE-100-168759

Entryinfo

Created: 01/27/2021 11:31
Updated: 08/03/2024 19:40
Changes: 01/27/2021 11:31 (36), 02/20/2021 13:38 (6), 02/20/2021 13:43 (18), 08/03/2024 19:40 (17)
Complete: 🔍
Cache ID: 216::103